People Search Phones 8XX 815

815 Area Code

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Area Code info

Where is Area Code 815?

The 815 area code is located in the state of Illinois . 815 is one of the 357 three-digit telephone area codes in the USA. It covers roughly 1,757,862 unique phone numbers and 12,582,032 individuals near the cities of Rockford, Belvidere, Crystal Lake in our database.

Cities in the 815 Area Code

Other cities in area code 815 include

815 Area Code Time Zone

This time zone is known as the Central Standard Time (CST). The current time in this time zone is 2:21 PM on Jul 24, 2024.

In Service Date: 1947

815 Area Code Demographics

Statistics based on US Census data for the 815 area code

39.1

Median Age

$76.7k

Median Income

$251.6k

Median Home Value

12.6M

Total People

Nearby Area Codes

Reverse Phone Lookup 815-XXX-XXXX

Find out who the 815 phone number is registered under. Our free reverse phone lookup allows you to search records associated with a landline or cell phone number to help quickly identify who’s calling or texting you.

Nuwber will search through millions of phone records, including both landline and cell phone numbers. Being one of the fastest services available, we provide free reverse phone lookup results in seconds to let you know if we’ve found any matching records, such as name, address, and more.

Browse Phone Number Prefixes in the 815 Area Code

Landlines

742

Wireless Prefixes

48

Carriers

58

Countries

25

ZIP Codes

298

Prefix

(815) 200

County

Lasalle

City

La Salle

Carrier

Verizon Wireless

Prefix

(815) 201

County

Lasalle

City

Sheridan

Carrier

At&T Mobility

Prefix

(815) 202

County

Lasalle

City

Oglesby

Carrier

Verizon Wireless

Prefix

(815) 203

County

Will

City

Joliet

Carrier

Usa Mobility

Prefix

(815) 204

County

Mchenry

City

Crystal Lake

Carrier

Usa Mobility

Prefix

(815) 205

County

Grundy

City

Coal City

Carrier

Neutral Tandem

Prefix

(815) 206

County

Mchenry

City

Woodstock

Carrier

Bandwidth.com

Prefix

(815) 207

County

Will

City

Joliet

Carrier

Paetec

Prefix

(815) 208

County

Whiteside

City

Fulton

Carrier

Metropcs

Prefix

(815) 209

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 210

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 211

County

-

City

Community Support And Referral Services

Carrier

-

Prefix

(815) 212

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 213

County

Whiteside

City

Sterling

Carrier

Sprint

Prefix

(815) 214

County

Kankakee

City

Kankakee

Carrier

Rcn Telecom

Prefix

(815) 215

County

Will

City

New Lenox

Carrier

First Communications

Prefix

(815) 216

County

Kankakee

City

Kankakee

Carrier

Bandwidth.com

Prefix

(815) 217

County

Dekalb

City

De Kalb

Carrier

At&T Mobility

Prefix

(815) 218

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 219

County

Mchenry

City

Crystal Lake

Carrier

Sprint

Prefix

(815) 220

County

Lasalle

City

La Salle

Carrier

At&T Illinois

Prefix

(815) 221

County

Will

City

Lockport

Carrier

Metropcs

Prefix

(815) 222

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 223

County

Lasalle

City

La Salle

Carrier

At&T Illinois

Prefix

(815) 224

County

Lasalle

City

La Salle

Carrier

At&T Illinois

Prefix

(815) 225

County

Carroll

City

Milledgeville

Carrier

Frontier

Prefix

(815) 226

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 227

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 228

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 229

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 230

County

Will

City

Plainfield

Carrier

Xo Communications

Prefix

(815) 231

County

Winnebago

City

Rockford

Carrier

One Communications

Prefix

(815) 232

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 233

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 234

County

Ogle

City

Byron

Carrier

Neutral Tandem

Prefix

(815) 235

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 236

County

Mchenry

City

Woodstock

Carrier

At&T Mobility

Prefix

(815) 237

County

Grundy

City

Gardner

Carrier

At&T Illinois

Prefix

(815) 238

County

Stephenson

City

Freeport

Carrier

Verizon Wireless

Prefix

(815) 239

County

Winnebago

City

Pecatonica

Carrier

Mediacom

Prefix

(815) 240

County

Winnebago

City

Rock Cut

Carrier

Neutral Tandem

Prefix

(815) 241

County

Cook

City

Northbrook

Carrier

American Messaging

Prefix

(815) 242

County

Grundy

City

Minooka

Carrier

Bandwidth.com

Prefix

(815) 243

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 244

County

Carroll

City

Mount Carroll

Carrier

Centurylink

Prefix

(815) 245

County

Mchenry

City

Woodstock

Carrier

At&T Mobility

Prefix

(815) 246

County

Lasalle

City

Earlville

Carrier

Level 3

Prefix

(815) 247

County

Winnebago

City

Seward

Carrier

Centurylink

Prefix

(815) 248

County

Winnebago

City

Durand

Carrier

Frontier

Prefix

(815) 249

County

Lasalle

City

Grand Ridge

Carrier

Centurylink

Prefix

(815) 250

County

Lasalle

City

La Salle

Carrier

Bandwidth.com

Prefix

(815) 251

County

Lee

City

Nelson

Carrier

Centurylink

Prefix

(815) 252

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 253

County

Ford

City

Kempton

Carrier

Frontier

Prefix

(815) 254

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 255

County

Grundy

City

Minooka

Carrier

Comcast

Prefix

(815) 256

County

Ford

City

Stelle

Carrier

Stelle Telephone Company

Prefix

(815) 257

County

Lasalle

City

Streator

Carrier

Illinois Vally Cellular

Prefix

(815) 258

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 259

County

Carroll

City

Thomson

Carrier

Centurylink

Prefix

(815) 260

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 261

County

Mchenry

City

Crystal Lake

Carrier

First Communications

Prefix

(815) 262

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 263

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 264

County

Dekalb

City

Waterman

Carrier

Level 3

Prefix

(815) 265

County

Iroquois

City

Gilman

Carrier

Bandwidth.com

Prefix

(815) 266

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 267

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 268

County

Iroquois

City

Onarga

Carrier

At&T Illinois

Prefix

(815) 269

County

Iroquois

City

Danforth

Carrier

Comcast

Prefix

(815) 270

County

Winnebago

City

Roscoe

Carrier

Charter Fiberlink

Prefix

(815) 271

County

Mchenry

City

Mchenry

Carrier

Xo Communications

Prefix

(815) 272

County

Will

City

Joliet

Carrier

T-Mobile

Prefix

(815) 273

County

Carroll

City

Savanna

Carrier

Centurylink

Prefix

(815) 274

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 275

County

Stephenson

City

Freeport

Carrier

Verizon Wireless

Prefix

(815) 276

County

Mchenry

City

Crystal Lake

Carrier

Sprint

Prefix

(815) 277

County

Will

City

Frankfort

Carrier

Cimco Communications

Prefix

(815) 278

County

Kankakee

City

Kankakee

Carrier

Sprint

Prefix

(815) 279

County

Kankakee

City

Kankakee

Carrier

American Messaging

Prefix

(815) 280

County

Will

City

Joliet

Carrier

At&T

Prefix

(815) 281

County

Jo Daviess

City

Galena

Carrier

U.s. Cellular

Prefix

(815) 282

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 283

County

Dekalb

City

Waterman

Carrier

Neutral Tandem

Prefix

(815) 284

County

Lee

City

Dixon

Carrier

Centurylink

Prefix

(815) 285

County

Lee

City

Dixon

Carrier

Centurylink

Prefix

(815) 286

County

Dekalb

City

Hinckley

Carrier

Frontier

Prefix

(815) 287

County

Grundy

City

Verona

Carrier

Centurylink

Prefix

(815) 288

County

Lee

City

Dixon

Carrier

Centurylink

Prefix

(815) 289

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 290

County

Grundy

City

Minooka

Carrier

At&T

Prefix

(815) 291

County

Stephenson

City

Freeport

Carrier

U.s. Cellular

Prefix

(815) 292

County

Boone

City

South Bergen

Carrier

Bergen Telephone Company

Prefix

(815) 293

County

Will

City

Lockport

Carrier

Bandwidth.com

Prefix

(815) 294

County

Cook

City

La Grange

Carrier

Usa Mobility

Prefix

(815) 295

County

Kankakee

City

Kankakee

Carrier

Sprint

Prefix

(815) 296

County

Winnebago

City

Rockford

Carrier

Usa Mobility

Prefix

(815) 297

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 298

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 299

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 300

County

Will

City

New Lenox

Carrier

At&T Illinois

Prefix

(815) 301

County

Mchenry

City

Crystal Lake

Carrier

Terra Nova Telecom

Prefix

(815) 302

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 303

County

Bureau

City

Princeton

Carrier

Illinois Vally Cellular

Prefix

(815) 304

County

Kankakee

City

Kankakee

Carrier

Comcast

Prefix

(815) 305

County

Grundy

City

Gardner

Carrier

Access One

Prefix

(815) 306

County

Will

City

Lockport

Carrier

Cimco Communications

Prefix

(815) 307

County

Mchenry

City

Mchenry

Carrier

At&T Mobility

Prefix

(815) 308

County

Mchenry

City

Woodstock

Carrier

At&T

Prefix

(815) 309

County

Carroll

City

Shannon

Carrier

Aero Communications

Prefix

(815) 310

County

Lasalle

City

Utica

Carrier

Bandwidth.com

Prefix

(815) 311

County

-

City

Non Emergency Services

Carrier

-

Prefix

(815) 312

County

Winnebago

City

Rockford

Carrier

Tds Telecom

Prefix

(815) 313

County

Lasalle

City

Ottawa

Carrier

First Communications

Prefix

(815) 314

County

Will

City

Manhattan

Carrier

Access One

Prefix

(815) 315

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 316

County

Winnebago

City

Rockford

Carrier

Tds Telecom

Prefix

(815) 317

County

Iroquois

City

Crescent City

Carrier

Access One

Prefix

(815) 318

County

Grundy

City

Morris

Carrier

First Communications

Prefix

(815) 319

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 320

County

Will

City

New Lenox

Carrier

Neutral Tandem

Prefix

(815) 321

County

Mchenry

City

Woodstock

Carrier

Xo Communications

Prefix

(815) 322

County

Mchenry

City

Mchenry

Carrier

First Communications

Prefix

(815) 323

County

Boone

City

Belvidere

Carrier

At&T Mobility

Prefix

(815) 324

County

Lasalle

City

Ottawa

Carrier

Neutral Tandem

Prefix

(815) 325

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 326

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 327

County

Will

City

Plainfield

Carrier

Level 3

Prefix

(815) 328

County

Will

City

Lockport

Carrier

Level 3

Prefix

(815) 329

County

Winnebago

City

Rockford

Carrier

At&T Internet Services

Prefix

(815) 330

County

Iroquois

City

Crescent City

Carrier

First Communications

Prefix

(815) 331

County

Mchenry

City

Mchenry

Carrier

Comcast

Prefix

(815) 332

County

Winnebago

City

Cherry Valley

Carrier

Neutral Tandem

Prefix

(815) 333

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 334

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 335

County

Winnebago

City

Winnebago

Carrier

Mediacom

Prefix

(815) 336

County

Whiteside

City

Coleta

Carrier

Centurylink

Prefix

(815) 337

County

Mchenry

City

Woodstock

Carrier

At&T Illinois

Prefix

(815) 338

County

Mchenry

City

Woodstock

Carrier

At&T Illinois

Prefix

(815) 339

County

Putnam

City

Granville

Carrier

First Communications

Prefix

(815) 340

County

Bureau

City

La Moille

Carrier

Peerless Network

Prefix

(815) 341

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 342

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 343

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 344

County

Mchenry

City

Mchenry

Carrier

At&T Illinois

Prefix

(815) 345

County

Mchenry

City

Woodstock

Carrier

T-Mobile

Prefix

(815) 346

County

Grundy

City

Gardner

Carrier

Level 3

Prefix

(815) 347

County

Mchenry

City

Woodstock

Carrier

-

Prefix

(815) 348

County

Kankakee

City

Kankakee

Carrier

Bandwidth.com

Prefix

(815) 349

County

Mchenry

City

Mchenry

Carrier

Ymax Communications

Prefix

(815) 350

County

Lee

City

Franklin Grove

Carrier

Aero Communications

Prefix

(815) 351

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 352

County

Kankakee

City

Kankakee

Carrier

Centurylink

Prefix

(815) 353

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 354

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 355

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 356

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 357

County

Lasalle

City

Seneca

Carrier

Bandwidth.com

Prefix

(815) 358

County

Livingston

City

Cornell

Carrier

Fairpoint

Prefix

(815) 359

County

Lee

City

Harmon

Carrier

Centurylink

Prefix

(815) 360

County

Lee

City

Sublette

Carrier

Aero Communications

Prefix

(815) 361

County

Will

City

Manhattan

Carrier

Level 3

Prefix

(815) 362

County

Stephenson

City

German Valley

Carrier

Level 3

Prefix

(815) 363

County

Mchenry

City

Mchenry

Carrier

At&T Illinois

Prefix

(815) 364

County

Grundy

City

Morris

Carrier

Centurylink

Prefix

(815) 365

County

Livingston

City

Reddick

Carrier

Centurylink

Prefix

(815) 366

County

Lasalle

City

Ottawa

Carrier

Level 3

Prefix

(815) 367

County

Stephenson

City

Winslow

Carrier

Frontier

Prefix

(815) 368

County

Lasalle

City

Lostant

Carrier

Frontier

Prefix

(815) 369

County

Stephenson

City

Lena

Carrier

Frontier

Prefix

(815) 370

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 371

County

Lasalle

City

Utica

Carrier

Level 3

Prefix

(815) 372

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 373

County

Will

City

Elwood

Carrier

Neutral Tandem

Prefix

(815) 374

County

Livingston

City

Dwight

Carrier

At&T Internet Services

Prefix

(815) 375

County

Dekalb

City

De Kalb

Carrier

Sprint

Prefix

(815) 376

County

Bureau

City

Ohio

Carrier

Bitwise Communications

Prefix

(815) 377

County

Iroquois

City

Crescent City

Carrier

Level 3

Prefix

(815) 378

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 379

County

Bureau

City

Walnut

Carrier

Frontier

Prefix

(815) 380

County

Whiteside

City

Sterling

Carrier

Level 3

Prefix

(815) 381

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 382

County

Mchenry

City

Woodstock

Carrier

-

Prefix

(815) 383

County

Iroquois

City

Crescent City

Carrier

At&T Mobility

Prefix

(815) 384

County

Ogle

City

Creston

Carrier

Comcast

Prefix

(815) 385

County

Mchenry

City

Mchenry

Carrier

At&T Illinois

Prefix

(815) 386

County

Kankakee

City

Kankakee

Carrier

Sprint

Prefix

(815) 387

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 388

County

Mchenry

City

Mchenry

Carrier

At&T Mobility

Prefix

(815) 389

County

Winnebago

City

South Beloit

Carrier

At&T Illinois

Prefix

(815) 390

County

Will

City

Braidwood

Carrier

Level 3

Prefix

(815) 391

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 392

County

Grundy

City

Kinsman

Carrier

Kinsman Mutual Telephone Company

Prefix

(815) 393

County

Ogle

City

Monroe Center

Carrier

Mediacom

Prefix

(815) 394

County

Winnebago

City

Rockford

Carrier

At&T Mobility

Prefix

(815) 395

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 396

County

Lee

City

Steward

Carrier

Frontier

Prefix

(815) 397

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 398

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 399

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 400

County

Whiteside

City

Morrison

Carrier

Centurylink

Prefix

(815) 401

County

Kankakee

City

Kankakee

Carrier

Centurylink

Prefix

(815) 402

County

Jo Daviess

City

Galena

Carrier

Level 3

Prefix

(815) 403

County

Mchenry

City

Mchenry

Carrier

Sprint

Prefix

(815) 404

County

Mchenry

City

Crystal Lake

Carrier

Sprint

Prefix

(815) 405

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 406

County

Ogle

City

Byron

Carrier

Frontier

Prefix

(815) 407

County

Will

City

Lockport

Carrier

First Communications

Prefix

(815) 408

County

Lasalle

City

Utica

Carrier

First Communications

Prefix

(815) 409

County

Will

City

Joliet

Carrier

Access One

Prefix

(815) 410

County

Lasalle

City

La Salle

Carrier

First Communications

Prefix

(815) 411

County

-

City

411 Local Directory Assistance

Carrier

-

Prefix

(815) 412

County

Will

City

Frankfort

Carrier

First Communications

Prefix

(815) 413

County

Grundy

City

Morris

Carrier

First Communications

Prefix

(815) 414

County

Lasalle

City

Earlville

Carrier

At&T Mobility

Prefix

(815) 415

County

Lasalle

City

Seneca

Carrier

At&T Illinois

Prefix

(815) 416

County

Grundy

City

Morris

Carrier

Cimco Communications

Prefix

(815) 417

County

Will

City

Braidwood

Carrier

Bandwidth.com

Prefix

(815) 418

County

Will

City

Manhattan

Carrier

First Communications

Prefix

(815) 419

County

Livingston

City

Pontiac

Carrier

Mediacom

Prefix

(815) 420

County

Winnebago

City

Rockford

Carrier

At&T

Prefix

(815) 421

County

Kankakee

City

Herscher

Carrier

One Communications

Prefix

(815) 422

County

Kankakee

City

Saint Anne

Carrier

Access One

Prefix

(815) 423

County

Will

City

Elwood

Carrier

First Communications

Prefix

(815) 424

County

Will

City

Elwood

Carrier

Terra Nova Telecom

Prefix

(815) 425

County

Mchenry

City

Crystal Lake

Carrier

Level 3

Prefix

(815) 426

County

Kankakee

City

Herscher

Carrier

At&T Internet Services

Prefix

(815) 427

County

Kankakee

City

Saint Anne

Carrier

At&T Internet Services

Prefix

(815) 428

County

Iroquois

City

Martinton

Carrier

Neutral Tandem

Prefix

(815) 429

County

Iroquois

City

Sheldon

Carrier

Mediacom

Prefix

(815) 430

County

Mchenry

City

Mchenry

Carrier

First Communications

Prefix

(815) 431

County

Lasalle

City

Ottawa

Carrier

Level 3

Prefix

(815) 432

County

Iroquois

City

Watseka

Carrier

At&T Illinois

Prefix

(815) 433

County

Lasalle

City

Ottawa

Carrier

At&T Illinois

Prefix

(815) 434

County

Lasalle

City

Ottawa

Carrier

At&T Illinois

Prefix

(815) 435

County

Iroquois

City

Beaverville

Carrier

Frontier

Prefix

(815) 436

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 437

County

Putnam

City

Putnam

Carrier

Frontier

Prefix

(815) 438

County

Whiteside

City

Tampico

Carrier

Frontier

Prefix

(815) 439

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 440

County

Lee

City

Dixon

Carrier

Verizon Wireless

Prefix

(815) 441

County

Whiteside

City

Sterling

Carrier

Verizon Wireless

Prefix

(815) 442

County

Lasalle

City

Tonica

Carrier

Tonica Telephone Company

Prefix

(815) 443

County

Stephenson

City

Pearl City

Carrier

Frontier

Prefix

(815) 444

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 445

County

Bureau

City

Manlius

Carrier

Frontier

Prefix

(815) 446

County

Lasalle

City

Cedar Point

Carrier

Centurylink

Prefix

(815) 447

County

Bureau

City

Depue

Carrier

Centurylink

Prefix

(815) 448

County

Grundy

City

Mazon

Carrier

First Communications

Prefix

(815) 449

County

Stephenson

City

Dakota

Carrier

Mediacom

Prefix

(815) 450

County

Kankakee

City

Momence

Carrier

Mediacom

Prefix

(815) 451

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 452

County

Marshall

City

Toluca

Carrier

Mediacom

Prefix

(815) 453

County

Lee

City

Ashton

Carrier

Telnyx

Prefix

(815) 454

County

Bureau

City

Sheffield

Carrier

Bitwise Communications

Prefix

(815) 455

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 456

County

Lee

City

Franklin Grove

Carrier

Frontier

Prefix

(815) 457

County

Iroquois

City

Cissna Park

Carrier

Bandwidth.com

Prefix

(815) 458

County

Will

City

Braidwood

Carrier

At&T Illinois

Prefix

(815) 459

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 460

County

Will

City

Joliet

Carrier

First Communications

Prefix

(815) 461

County

Will

City

Lockport

Carrier

Xo Communications

Prefix

(815) 462

County

Will

City

New Lenox

Carrier

At&T Illinois

Prefix

(815) 463

County

Will

City

New Lenox

Carrier

Cimco Communications

Prefix

(815) 464

County

Will

City

Frankfort

Carrier

At&T Illinois

Prefix

(815) 465

County

Kankakee

City

Grant Park

Carrier

Level 3

Prefix

(815) 466

County

Kankakee

City

Grant Park

Carrier

At&T Illinois

Prefix

(815) 467

County

Grundy

City

Minooka

Carrier

At&T Illinois

Prefix

(815) 468

County

Kankakee

City

Manteno

Carrier

At&T Illinois

Prefix

(815) 469

County

Will

City

Frankfort

Carrier

At&T Illinois

Prefix

(815) 470

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 471

County

Iroquois

City

Watseka

Carrier

Illinois Vally Cellular

Prefix

(815) 472

County

Kankakee

City

Momence

Carrier

At&T Illinois

Prefix

(815) 473

County

Iroquois

City

Woodland

Carrier

First Communications

Prefix

(815) 474

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 475

County

Kendall

City

Plattville

Carrier

Neutral Tandem

Prefix

(815) 476

County

Will

City

Wilmington

Carrier

At&T Illinois

Prefix

(815) 477

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 478

County

Will

City

Manhattan

Carrier

At&T Illinois

Prefix

(815) 479

County

Mchenry

City

Crystal Lake

Carrier

At&T Illinois

Prefix

(815) 480

County

Winnebago

City

Rockford

Carrier

Usa Mobility

Prefix

(815) 481

County

Cook

City

La Grange

Carrier

Illinois Vally Cellular

Prefix

(815) 482

County

Mchenry

City

Woodstock

Carrier

Sprint

Prefix

(815) 483

County

Will

City

Joliet

Carrier

Cbeyond

Prefix

(815) 484

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 485

County

Will

City

New Lenox

Carrier

At&T Illinois

Prefix

(815) 486

County

Iroquois

City

Donovan

Carrier

Bandwidth.com

Prefix

(815) 487

County

Will

City

Plainfield

Carrier

First Communications

Prefix

(815) 488

County

Cook

City

La Grange

Carrier

Illinois Vally Cellular

Prefix

(815) 489

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 490

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 491

County

Winnebago

City

Rockford

Carrier

365 Wireless

Prefix

(815) 492

County

Jo Daviess

City

Apple River

Carrier

Frontier

Prefix

(815) 493

County

Carroll

City

Lanark

Carrier

Mediacom

Prefix

(815) 494

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 495

County

Lasalle

City

Leland

Carrier

Bandwidth.com

Prefix

(815) 496

County

Lasalle

City

Sheridan

Carrier

Mediacom

Prefix

(815) 497

County

Lee

City

Compton

Carrier

Bitwise Communications

Prefix

(815) 498

County

Dekalb

City

Somonauk

Carrier

Telnyx

Prefix

(815) 499

County

Whiteside

City

Sterling

Carrier

U.s. Cellular

Prefix

(815) 500

County

Lasalle

City

Marseilles

Carrier

Mediacom

Prefix

(815) 501

County

Dekalb

City

De Kalb

Carrier

Sprint

Prefix

(815) 502

County

Mchenry

City

Woodstock

Carrier

First Communications

Prefix

(815) 503

County

Lasalle

City

Mendota

Carrier

Sprint

Prefix

(815) 504

County

Grundy

City

Gardner

Carrier

First Communications

Prefix

(815) 505

County

Winnebago

City

Rockford

Carrier

T-Mobile

Prefix

(815) 506

County

Mchenry

City

Union

Carrier

Charter Fiberlink

Prefix

(815) 507

County

Kankakee

City

Momence

Carrier

Centurylink

Prefix

(815) 508

County

Dekalb

City

De Kalb

Carrier

At&T Mobility

Prefix

(815) 509

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 510

County

Lasalle

City

Streator

Carrier

Centurylink

Prefix

(815) 511

County

-

City

Travel Information Services

Carrier

-

Prefix

(815) 512

County

Will

City

Lockport

Carrier

First Communications

Prefix

(815) 513

County

Grundy

City

Morris

Carrier

Neutral Tandem

Prefix

(815) 514

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 515

County

Iroquois

City

Watseka

Carrier

Neutral Tandem

Prefix

(815) 516

County

Winnebago

City

Rockford

Carrier

Centurylink

Prefix

(815) 517

County

Dekalb

City

De Kalb

Carrier

Sprint

Prefix

(815) 518

County

Grundy

City

Coal City

Carrier

Peerless Network

Prefix

(815) 519

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 520

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 521

County

Grundy

City

Minooka

Carrier

At&T Illinois

Prefix

(815) 522

County

Dekalb

City

Kirkland

Carrier

Centurylink

Prefix

(815) 523

County

Kankakee

City

Kankakee

Carrier

Level 3

Prefix

(815) 524

County

Will

City

Lockport

Carrier

Bandwidth.com

Prefix

(815) 525

County

Winnebago

City

South Beloit

Carrier

Tds Telecom

Prefix

(815) 526

County

Mchenry

City

Crystal Lake

Carrier

Cimco Communications

Prefix

(815) 527

County

Mchenry

City

Woodstock

Carrier

Comcast

Prefix

(815) 528

County

Mchenry

City

Mchenry

Carrier

Paetec

Prefix

(815) 529

County

Mchenry

City

Woodstock

Carrier

Verizon Wireless

Prefix

(815) 530

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 531

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 532

County

Grundy

City

Morris

Carrier

Usa Mobility

Prefix

(815) 533

County

Cook

City

La Grange

Carrier

Indiana Paging Network

Prefix

(815) 534

County

Will

City

Frankfort

Carrier

Comcast

Prefix

(815) 535

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 536

County

Cook

City

La Grange

Carrier

Usa Mobility

Prefix

(815) 537

County

Whiteside

City

Prophetstown

Carrier

Frontier

Prefix

(815) 538

County

Lasalle

City

Mendota

Carrier

Frontier

Prefix

(815) 539

County

Lasalle

City

Mendota

Carrier

Frontier

Prefix

(815) 540

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 541

County

Stephenson

City

Freeport

Carrier

U.s. Cellular

Prefix

(815) 542

County

Bureau

City

Thomas

Carrier

Frontier

Prefix

(815) 543

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 544

County

Boone

City

Belvidere

Carrier

Frontier

Prefix

(815) 545

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 546

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 547

County

Boone

City

Belvidere

Carrier

Frontier

Prefix

(815) 548

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 549

County

Kankakee

City

Kankakee

Carrier

Sprint

Prefix

(815) 550

County

Kankakee

City

Grant Park

Carrier

Level 3

Prefix

(815) 552

County

Will

City

Lockport

Carrier

Metro Fibernet

Prefix

(815) 553

County

Will

City

Joliet

Carrier

Paetec

Prefix

(815) 554

County

Jo Daviess

City

East Dubuque

Carrier

Centurylink

Prefix

(815) 555

County

-

City

Directory Assistance

Carrier

-

Prefix

(815) 556

County

Will

City

Plainfield

Carrier

Centurylink

Prefix

(815) 557

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 558

County

Winnebago

City

Rockford

Carrier

At&T Mobility

Prefix

(815) 560

County

Mchenry

City

Harvard

Carrier

Neutral Tandem

Prefix

(815) 561

County

Ogle

City

Rochelle

Carrier

Dna Communications

Prefix

(815) 562

County

Ogle

City

Rochelle

Carrier

Frontier

Prefix

(815) 563

County

Stephenson

City

Cedarville

Carrier

Frontier

Prefix

(815) 564

County

Whiteside

City

Sterling

Carrier

Level 3

Prefix

(815) 565

County

Carroll

City

Savanna

Carrier

Mediacom

Prefix

(815) 566

County

Boone

City

Belvidere

Carrier

At&T Mobility

Prefix

(815) 567

County

Livingston

City

Campus

Carrier

Bitwise Communications

Prefix

(815) 568

County

Mchenry

City

Marengo

Carrier

At&T Illinois

Prefix

(815) 569

County

Boone

City

Capron

Carrier

Level 3

Prefix

(815) 570

County

Dekalb

City

Sandwich

Carrier

Verizon Wireless

Prefix

(815) 571

County

Carroll

City

Shannon

Carrier

Mediacom

Prefix

(815) 572

County

Mchenry

City

Marengo

Carrier

Centurylink

Prefix

(815) 573

County

Kankakee

City

Kankakee

Carrier

At&T Internet Services

Prefix

(815) 574

County

Lee

City

Harmon

Carrier

Aero Communications

Prefix

(815) 575

County

Mchenry

City

Woodstock

Carrier

At&T Mobility

Prefix

(815) 576

County

Ogle

City

Polo

Carrier

Telnyx

Prefix

(815) 577

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 578

County

Mchenry

City

Mchenry

Carrier

At&T Illinois

Prefix

(815) 579

County

Lasalle

City

La Salle

Carrier

Sprint

Prefix

(815) 580

County

Winnebago

City

Cherry Valley

Carrier

At&T

Prefix

(815) 581

County

Mchenry

City

Spring Grove

Carrier

At&T

Prefix

(815) 582

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 583

County

Whiteside

City

Morrison

Carrier

Aero Communications

Prefix

(815) 584

County

Livingston

City

Dwight

Carrier

Verizon Wireless

Prefix

(815) 585

County

Grundy

City

Morris

Carrier

Comcast

Prefix

(815) 586

County

Lasalle

City

Ransom

Carrier

Fairpoint

Prefix

(815) 587

County

Lasalle

City

Ottawa

Carrier

Verizon Wireless

Prefix

(815) 588

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 589

County

Whiteside

City

Fulton

Carrier

Frontier

Prefix

(815) 590

County

Whiteside

City

Sterling

Carrier

U.s. Cellular

Prefix

(815) 591

County

Jo Daviess

City

Hanover

Carrier

At&T Mobility

Prefix

(815) 592

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 593

County

Dekalb

City

De Kalb

Carrier

Sprint

Prefix

(815) 594

County

Jo Daviess

City

Apple River

Carrier

Mediacom

Prefix

(815) 595

County

Ogle

City

Oregon

Carrier

At&T

Prefix

(815) 596

County

Mchenry

City

Marengo

Carrier

Access One

Prefix

(815) 597

County

Boone

City

Garden Prairie

Carrier

Neutral Tandem

Prefix

(815) 598

County

Jo Daviess

City

Massbach

Carrier

Frontier

Prefix

(815) 599

County

Stephenson

City

Freeport

Carrier

Frontier

Prefix

(815) 600

County

Will

City

Joliet

Carrier

Level 3

Prefix

(815) 601

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 602

County

Kankakee

City

Kankakee

Carrier

First Communications

Prefix

(815) 603

County

Will

City

Joliet

Carrier

-

Prefix

(815) 604

County

Boone

City

Belvidere

Carrier

Telnyx

Prefix

(815) 605

County

Kankakee

City

Grant Park

Carrier

Level 3

Prefix

(815) 606

County

Lasalle

City

Ottawa

Carrier

First Communications

Prefix

(815) 607

County

Livingston

City

Flanagan

Carrier

Bitwise Communications

Prefix

(815) 608

County

Winnebago

City

Rockford

Carrier

T-Mobile

Prefix

(815) 609

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 610

County

Livingston

City

Cornell

Carrier

Bitwise Communications

Prefix

(815) 611

County

-

City

Telco Repair Service

Carrier

-

Prefix

(815) 612

County

Livingston

City

Graymont

Carrier

Bitwise Communications

Prefix

(815) 614

County

Kankakee

City

Kankakee

Carrier

Paetec

Prefix

(815) 615

County

Lasalle

City

Mendota

Carrier

Verizon Wireless

Prefix

(815) 616

County

Stephenson

City

Freeport

Carrier

Comcast

Prefix

(815) 617

County

Lasalle

City

Ottawa

Carrier

Verizon Wireless

Prefix

(815) 618

County

Stephenson

City

Freeport

Carrier

At&T Mobility

Prefix

(815) 619

County

Winnebago

City

Rockton

Carrier

Aero Communications

Prefix

(815) 621

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 622

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 623

County

Winnebago

City

Roscoe

Carrier

Frontier

Prefix

(815) 624

County

Winnebago

City

Rockton

Carrier

Frontier

Prefix

(815) 625

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 626

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 627

County

Lee

City

Paw Paw

Carrier

First Communications

Prefix

(815) 628

County

Lee

City

West Brooklyn

Carrier

Peerless Network

Prefix

(815) 629

County

Winnebago

City

Shirland

Carrier

Frontier

Prefix

(815) 630

County

Will

City

Joliet

Carrier

T-Mobile

Prefix

(815) 631

County

Whiteside

City

Sterling

Carrier

U.s. Cellular

Prefix

(815) 632

County

Whiteside

City

Sterling

Carrier

At&T Illinois

Prefix

(815) 633

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 634

County

Grundy

City

Coal City

Carrier

At&T Illinois

Prefix

(815) 635

County

Livingston

City

Chatsworth

Carrier

Mediacom

Prefix

(815) 636

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 637

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 638

County

Bureau

City

La Moille

Carrier

Frontier

Prefix

(815) 639

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 640

County

Lasalle

City

Ottawa

Carrier

At&T

Prefix

(815) 641

County

Will

City

Joliet

Carrier

Verizon Wireless

Prefix

(815) 642

County

Grundy

City

Minooka

Carrier

Level 3

Prefix

(815) 643

County

Bureau

City

Dover

Carrier

Bitwise Communications

Prefix

(815) 644

County

Iroquois

City

Crescent City

Carrier

Rcn Telecom

Prefix

(815) 645

County

Ogle

City

Stillman Valley

Carrier

Neutral Tandem

Prefix

(815) 646

County

Bureau

City

Tiskilwa

Carrier

Peerless Network

Prefix

(815) 647

County

Livingston

City

Cullom

Carrier

Centurylink

Prefix

(815) 648

County

Mchenry

City

Hebron

Carrier

Mediacom

Prefix

(815) 649

County

Grundy

City

Gardner

Carrier

Neutral Tandem

Prefix

(815) 650

County

Stephenson

City

Freeport

Carrier

At&T

Prefix

(815) 651

County

Will

City

Joliet

Carrier

Rcn Telecom

Prefix

(815) 652

County

Ogle

City

Grand Detour

Carrier

Centurylink

Prefix

(815) 653

County

Mchenry

City

Wonder Lake

Carrier

Frontier

Prefix

(815) 654

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 655

County

Grundy

City

Coal City

Carrier

Access2Go

Prefix

(815) 656

County

Stephenson

City

Freeport

Carrier

Level 3

Prefix

(815) 657

County

Livingston

City

Forrest (Livingston)

Carrier

Centurylink

Prefix

(815) 658

County

Kendall

City

Newark

Carrier

Telnyx

Prefix

(815) 659

County

Bureau

City

Bureau

Carrier

Frontier

Prefix

(815) 660

County

Will

City

Lockport

Carrier

Comcast

Prefix

(815) 661

County

Grundy

City

Morris

Carrier

Centurylink

Prefix

(815) 662

County

Kankakee

City

Momence

Carrier

Level 3

Prefix

(815) 663

County

Bureau

City

Spring Valley

Carrier

Comcast

Prefix

(815) 664

County

Bureau

City

Spring Valley

Carrier

Frontier

Prefix

(815) 665

County

Lasalle

City

Ottawa

Carrier

Rcn Telecom

Prefix

(815) 666

County

Will

City

Joliet

Carrier

Verizon Wireless

Prefix

(815) 667

County

Lasalle

City

Utica

Carrier

One Communications

Prefix

(815) 668

County

Winnebago

City

Rockford

Carrier

T-Mobile

Prefix

(815) 669

County

Mchenry

City

Mchenry

Carrier

Ymax Communications

Prefix

(815) 670

County

Winnebago

City

Rockford

Carrier

At&T Mobility

Prefix

(815) 671

County

Will

City

Joliet

Carrier

Level 3

Prefix

(815) 672

County

Lasalle

City

Streator

Carrier

Frontier

Prefix

(815) 673

County

Lasalle

City

Streator

Carrier

Bitwise Communications

Prefix

(815) 674

County

Lasalle

City

Streator

Carrier

At&T Mobility

Prefix

(815) 675

County

Mchenry

City

Spring Grove

Carrier

Frontier

Prefix

(815) 676

County

Will

City

Plainfield

Carrier

Cbeyond

Prefix

(815) 677

County

Lee

City

Dixon

Carrier

Comcast

Prefix

(815) 678

County

Mchenry

City

Richmond

Carrier

Frontier

Prefix

(815) 679

County

Mchenry

City

Mchenry

Carrier

Peerless Network

Prefix

(815) 680

County

Will

City

Manhattan

Carrier

Neutral Tandem

Prefix

(815) 681

County

Lasalle

City

Oglesby

Carrier

At&T Internet Services

Prefix

(815) 682

County

Iroquois

City

Stockland

Carrier

Telnyx

Prefix

(815) 683

County

Iroquois

City

Crescent City

Carrier

Mediacom

Prefix

(815) 684

County

Carroll

City

Chadwick

Carrier

Frontier

Prefix

(815) 685

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 686

County

Ford

City

Piper City

Carrier

Frontier

Prefix

(815) 687

County

Mchenry

City

Woodstock

Carrier

Local Access

Prefix

(815) 688

County

Livingston

City

Strawn

Carrier

Mediacom

Prefix

(815) 689

County

Livingston

City

Cullom

Carrier

Frontier

Prefix

(815) 690

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 691

County

Lasalle

City

Utica

Carrier

Neutral Tandem

Prefix

(815) 692

County

Livingston

City

Fairbury

Carrier

Bitwise Communications

Prefix

(815) 693

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 694

County

Iroquois

City

Clifton

Carrier

Frontier

Prefix

(815) 695

County

Kendall

City

Newark

Carrier

At&T Illinois

Prefix

(815) 696

County

Winnebago

City

Roscoe

Carrier

Aero Communications

Prefix

(815) 697

County

Kankakee

City

Chebanse

Carrier

Bandwidth.com

Prefix

(815) 698

County

Iroquois

City

Ashkum

Carrier

First Communications

Prefix

(815) 699

County

Bureau

City

Wyanet

Carrier

Peerless Network

Prefix

(815) 700

County

-

City

Intralata Pic Validation

Carrier

-

Prefix

(815) 701

County

Mchenry

City

Woodstock

Carrier

Level 3

Prefix

(815) 702

County

Livingston

City

Saunemin

Carrier

Centurylink

Prefix

(815) 703

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 704

County

Winnebago

City

South Beloit

Carrier

Ymax Communications

Prefix

(815) 705

County

Grundy

City

Morris

Carrier

Sprint

Prefix

(815) 707

County

Iroquois

City

Gilman

Carrier

At&T Internet Services

Prefix

(815) 708

County

Winnebago

City

Rockford

Carrier

At&T Mobility

Prefix

(815) 709

County

Grundy

City

Coal City

Carrier

At&T Internet Services

Prefix

(815) 710

County

Grundy

City

Morris

Carrier

Neutral Tandem

Prefix

(815) 711

County

-

City

Telecommunications Relay Service

Carrier

-

Prefix

(815) 712

County

Lasalle

City

La Salle

Carrier

Sprint

Prefix

(815) 713

County

Winnebago

City

Rockford

Carrier

One Communications

Prefix

(815) 714

County

Will

City

Joliet

Carrier

Bandwidth.com

Prefix

(815) 715

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 716

County

Whiteside

City

Sterling

Carrier

Sprint

Prefix

(815) 717

County

Will

City

New Lenox

Carrier

First Communications

Prefix

(815) 718

County

Whiteside

City

Sterling

Carrier

Verizon Wireless

Prefix

(815) 719

County

Bureau

City

Princeton

Carrier

Sprint

Prefix

(815) 720

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 721

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 722

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 723

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 724

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 725

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 726

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 727

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 728

County

Mchenry

City

Wonder Lake

Carrier

Comcast

Prefix

(815) 729

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 730

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 731

County

Will

City

Plainfield

Carrier

At&T Illinois

Prefix

(815) 732

County

Ogle

City

Oregon

Carrier

Frontier

Prefix

(815) 733

County

Will

City

Plainfield

Carrier

Peerless Network

Prefix

(815) 734

County

Ogle

City

Mount Morris

Carrier

Comcast

Prefix

(815) 735

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 736

County

Kendall

City

Lisbon

Carrier

Peerless Network

Prefix

(815) 737

County

Boone

City

South Sharon

Carrier

Sharon Telephone Company

Prefix

(815) 738

County

Ogle

City

Leaf River

Carrier

Leaf River Telephone Company

Prefix

(815) 739

County

Dekalb

City

Sycamore

Carrier

Sprint

Prefix

(815) 740

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 741

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 742

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 743

County

Livingston

City

Graymont

Carrier

Frontier

Prefix

(815) 744

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 745

County

Jo Daviess

City

Warren

Carrier

Frontier

Prefix

(815) 746

County

Lasalle

City

Marseilles

Carrier

Marseilles Telephone Company

Prefix

(815) 747

County

Jo Daviess

City

East Dubuque

Carrier

Frontier

Prefix

(815) 748

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 749

County

Winnebago

City

Rockford

Carrier

Answer Usa

Prefix

(815) 750

County

Lasalle

City

Marseilles

Carrier

Mtco Communications

Prefix

(815) 751

County

Dekalb

City

De Kalb

Carrier

Verizon Wireless

Prefix

(815) 752

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 753

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 754

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 755

County

Lasalle

City

Seneca

Carrier

Neutral Tandem

Prefix

(815) 756

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 757

County

Dekalb

City

De Kalb

Carrier

U.s. Cellular

Prefix

(815) 758

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 759

County

Mchenry

City

Mchenry

Carrier

At&T Illinois

Prefix

(815) 760

County

Bureau

City

Bureau

Carrier

Verizon Wireless

Prefix

(815) 761

County

Dekalb

City

De Kalb

Carrier

Verizon Wireless

Prefix

(815) 762

County

Dekalb

City

De Kalb

Carrier

Verizon Wireless

Prefix

(815) 763

County

Winnebago

City

Rockford

Carrier

Answer Usa

Prefix

(815) 764

County

Dekalb

City

De Kalb

Carrier

At&T Mobility

Prefix

(815) 765

County

Boone

City

Poplar Grove

Carrier

Comcast

Prefix

(815) 766

County

Dekalb

City

De Kalb

Carrier

Verizon Wireless

Prefix

(815) 767

County

Cook

City

La Grange

Carrier

American Messaging

Prefix

(815) 768

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 769

County

Lasalle

City

Seneca

Carrier

At&T Internet Services

Prefix

(815) 770

County

Mchenry

City

Harvard

Carrier

Level 3

Prefix

(815) 771

County

Iroquois

City

Ashkum

Carrier

Rcn Telecom

Prefix

(815) 772

County

Whiteside

City

Morrison

Carrier

Frontier

Prefix

(815) 773

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 774

County

Will

City

Joliet

Carrier

At&T Illinois

Prefix

(815) 775

County

Mchenry

City

Woodstock

Carrier

Usa Mobility

Prefix

(815) 776

County

Jo Daviess

City

Galena

Carrier

At&T Illinois

Prefix

(815) 777

County

Jo Daviess

City

Galena

Carrier

At&T Illinois

Prefix

(815) 778

County

Whiteside

City

Lyndon

Carrier

Frontier

Prefix

(815) 780

County

Lasalle

City

La Salle

Carrier

Bandwidth.com

Prefix

(815) 781

County

Iroquois

City

Chebanse

Carrier

Rcn Telecom

Prefix

(815) 782

County

Will

City

Plainfield

Carrier

At&T Internet Services

Prefix

(815) 783

County

Iroquois

City

Gilman

Carrier

Neutral Tandem

Prefix

(815) 784

County

Dekalb

City

Genoa

Carrier

Frontier

Prefix

(815) 785

County

Iroquois

City

Watseka

Carrier

Level 3

Prefix

(815) 786

County

Dekalb

City

Sandwich

Carrier

Comcast

Prefix

(815) 787

County

Dekalb

City

De Kalb

Carrier

Frontier

Prefix

(815) 788

County

Mchenry

City

Crystal Lake

Carrier

Level 3

Prefix

(815) 789

County

Stephenson

City

Orangeville

Carrier

Centurylink

Prefix

(815) 790

County

Mchenry

City

Woodstock

Carrier

Sprint

Prefix

(815) 791

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 792

County

Lasalle

City

Harding

Carrier

At&T Illinois

Prefix

(815) 793

County

Dekalb

City

De Kalb

Carrier

T-Mobile

Prefix

(815) 794

County

Lasalle

City

Marseilles

Carrier

Illinois Vally Cellular

Prefix

(815) 795

County

Lasalle

City

Marseilles

Carrier

Illinois Vally Cellular

Prefix

(815) 796

County

Livingston

City

Flanagan

Carrier

Centurylink

Prefix

(815) 797

County

Dekalb

City

Somonauk

Carrier

Centurylink

Prefix

(815) 798

County

Carroll

City

Milledgeville

Carrier

Aero Communications

Prefix

(815) 799

County

Bureau

City

Manlius

Carrier

Emergency Networks

Prefix

(815) 800

County

Boone

City

Poplar Grove

Carrier

Centurylink

Prefix

(815) 801

County

Stephenson

City

Freeport

Carrier

Aero Communications

Prefix

(815) 802

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 803

County

Ogle

City

Byron

Carrier

Aero Communications

Prefix

(815) 804

County

Winnebago

City

Pecatonica

Carrier

Aero Communications

Prefix

(815) 805

County

Winnebago

City

Durand

Carrier

Aero Communications

Prefix

(815) 806

County

Will

City

Frankfort

Carrier

At&T Illinois

Prefix

(815) 807

County

Stephenson

City

German Valley

Carrier

Aero Communications

Prefix

(815) 808

County

Stephenson

City

Winslow

Carrier

Aero Communications

Prefix

(815) 809

County

Stephenson

City

Lena

Carrier

Aero Communications

Prefix

(815) 810

County

Stephenson

City

Pearl City

Carrier

Aero Communications

Prefix

(815) 811

County

-

City

One Call Services-Pipeline And Utility Safety

Carrier

-

Prefix

(815) 812

County

Stephenson

City

Dakota

Carrier

Aero Communications

Prefix

(815) 813

County

Jo Daviess

City

Apple River

Carrier

Aero Communications

Prefix

(815) 814

County

Mchenry

City

Woodstock

Carrier

T-Mobile

Prefix

(815) 816

County

Stephenson

City

Cedarville

Carrier

Aero Communications

Prefix

(815) 817

County

Jo Daviess

City

Hanover

Carrier

Aero Communications

Prefix

(815) 818

County

Jo Daviess

City

Warren

Carrier

Aero Communications

Prefix

(815) 819

County

Stephenson

City

Orangeville

Carrier

Aero Communications

Prefix

(815) 820

County

Jo Daviess

City

Elizabeth

Carrier

Aero Communications

Prefix

(815) 821

County

Stephenson

City

Freeport

Carrier

U.s. Cellular

Prefix

(815) 822

County

Lasalle

City

Streator

Carrier

Mediacom

Prefix

(815) 823

County

Will

City

Joliet

Carrier

Cimco Communications

Prefix

(815) 824

County

Dekalb

City

Shabbona

Carrier

Sprint

Prefix

(815) 825

County

Dekalb

City

Malta

Carrier

Level 3

Prefix

(815) 826

County

Dekalb

City

Somonauk

Carrier

Verizon Wireless

Prefix

(815) 827

County

Kane

City

Maple Park

Carrier

Frontier

Prefix

(815) 828

County

Grundy

City

Minooka

Carrier

Comcast

Prefix

(815) 829

County

Carroll

City

Chadwick

Carrier

Aero Communications

Prefix

(815) 830

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 831

County

Stephenson

City

Davis

Carrier

Aero Communications

Prefix

(815) 832

County

Livingston

City

Saunemin

Carrier

Frontier

Prefix

(815) 833

County

Stephenson

City

Mcconnell

Carrier

Aero Communications

Prefix

(815) 834

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 835

County

Lee

City

Dixon

Carrier

Aero Communications

Prefix

(815) 836

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 837

County

Ogle

City

Forreston

Carrier

Aero Communications

Prefix

(815) 838

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 839

County

Kankakee

City

Kankakee

Carrier

T-Mobile

Prefix

(815) 840

County

Jo Daviess

City

Stockton

Carrier

Aero Communications

Prefix

(815) 841

County

Ogle

City

Mount Morris

Carrier

Aero Communications

Prefix

(815) 842

County

Livingston

City

Pontiac

Carrier

Verizon Wireless

Prefix

(815) 843

County

Lee

City

Ashton

Carrier

Aero Communications

Prefix

(815) 844

County

Livingston

City

Pontiac

Carrier

Frontier

Prefix

(815) 845

County

Jo Daviess

City

Scales Mound

Carrier

Frontier

Prefix

(815) 846

County

Will

City

Joliet

Carrier

Centurylink

Prefix

(815) 847

County

Winnebago

City

Rockford

Carrier

One Communications

Prefix

(815) 848

County

Livingston

City

Pontiac

Carrier

Illinois Vally Cellular

Prefix

(815) 849

County

Lee

City

Sublette

Carrier

Telnyx

Prefix

(815) 850

County

Winnebago

City

Seward

Carrier

Aero Communications

Prefix

(815) 851

County

Kankakee

City

Kankakee

Carrier

Usa Mobility

Prefix

(815) 852

County

Jo Daviess

City

Scales Mound

Carrier

Aero Communications

Prefix

(815) 853

County

Marshall

City

Wenona

Carrier

Frontier

Prefix

(815) 854

County

Livingston

City

Long Point

Carrier

Verizon Business

Prefix

(815) 855

County

Carroll

City

Milledgeville

Carrier

Access2Go

Prefix

(815) 856

County

Lasalle

City

Leonore

Carrier

Leonore Mutual Telephone Company

Prefix

(815) 857

County

Lee

City

Amboy

Carrier

Comcast

Prefix

(815) 858

County

Jo Daviess

City

Elizabeth

Carrier

U.s. Cellular

Prefix

(815) 860

County

Will

City

Elwood

Carrier

Neutral Tandem

Prefix

(815) 861

County

Mchenry

City

Woodstock

Carrier

At&T Mobility

Prefix

(815) 862

County

Mchenry

City

Richmond

Carrier

Mediacom

Prefix

(815) 863

County

Lasalle

City

Rutland

Carrier

Mediacom

Prefix

(815) 864

County

Carroll

City

Shannon

Carrier

Frontier

Prefix

(815) 865

County

Stephenson

City

Davis

Carrier

Mediacom

Prefix

(815) 866

County

Bureau

City

Princeton

Carrier

Illinois Vally Cellular

Prefix

(815) 867

County

Livingston

City

Pontiac

Carrier

Ymax Communications

Prefix

(815) 868

County

Stephenson

City

Mcconnell

Carrier

Centurylink

Prefix

(815) 869

County

Putnam

City

Magnolia

Carrier

Frontier

Prefix

(815) 870

County

Winnebago

City

Rockford

Carrier

Usa Mobility

Prefix

(815) 871

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 872

County

Bureau

City

Princeton

Carrier

Frontier

Prefix

(815) 873

County

Winnebago

City

New Milford

Carrier

Comcast

Prefix

(815) 874

County

Winnebago

City

New Milford

Carrier

Frontier

Prefix

(815) 875

County

Bureau

City

Princeton

Carrier

Frontier

Prefix

(815) 876

County

Bureau

City

Princeton

Carrier

Frontier

Prefix

(815) 877

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 878

County

Bureau

City

Princeton

Carrier

At&T Mobility

Prefix

(815) 879

County

Bureau

City

Princeton

Carrier

Frontier

Prefix

(815) 880

County

Mchenry

City

Woodstock

Carrier

Verizon

Prefix

(815) 881

County

Ogle

City

Oregon

Carrier

At&T

Prefix

(815) 882

County

Putnam

City

Mcnabb

Carrier

Mcnabb Telephone Company

Prefix

(815) 883

County

Lasalle

City

Oglesby

Carrier

Access One

Prefix

(815) 884

County

Lasalle

City

Earlville

Carrier

Mediacom

Prefix

(815) 885

County

Winnebago

City

Rock Cut

Carrier

Mediacom

Prefix

(815) 886

County

Will

City

Lockport

Carrier

At&T Illinois

Prefix

(815) 887

County

Mchenry

City

Harvard

Carrier

At&T

Prefix

(815) 888

County

Ogle

City

Rochelle

Carrier

At&T

Prefix

(815) 889

County

Iroquois

City

Milford

Carrier

First Communications

Prefix

(815) 890

County

Winnebago

City

New Milford

Carrier

Aero Communications

Prefix

(815) 891

County

Winnebago

City

Winnebago

Carrier

Aero Communications

Prefix

(815) 893

County

Mchenry

City

Crystal Lake

Carrier

At&T Internet Services

Prefix

(815) 894

County

Bureau

City

Ladd

Carrier

Bitwise Communications

Prefix

(815) 895

County

Dekalb

City

Sycamore

Carrier

Frontier

Prefix

(815) 896

County

Winnebago

City

Shirland

Carrier

Aero Communications

Prefix

(815) 897

County

Whiteside

City

Lyndon

Carrier

Centurylink

Prefix

(815) 898

County

Jo Daviess

City

Massbach

Carrier

Aero Communications

Prefix

(815) 899

County

Dekalb

City

Sycamore

Carrier

Frontier

Prefix

(815) 900

County

Mchenry

City

Mchenry

Carrier

At&T Mobility

Prefix

(815) 901

County

Dekalb

City

De Kalb

Carrier

Comcast

Prefix

(815) 902

County

Carroll

City

Thomson

Carrier

Mediacom

Prefix

(815) 903

County

Mchenry

City

Mchenry

Carrier

American Messaging

Prefix

(815) 904

County

Winnebago

City

Rockford

Carrier

Paetec

Prefix

(815) 905

County

Will

City

Lockport

Carrier

Comcast

Prefix

(815) 906

County

Carroll

City

Mount Carroll

Carrier

Mediacom

Prefix

(815) 907

County

Kankakee

City

Manteno

Carrier

First Communications

Prefix

(815) 908

County

Stephenson

City

Freeport

Carrier

Verizon Wireless

Prefix

(815) 909

County

Dekalb

City

De Kalb

Carrier

T-Mobile

Prefix

(815) 910

County

Lasalle

City

Mendota

Carrier

Illinois Vally Cellular

Prefix

(815) 911

County

-

City

Emergency Services

Carrier

-

Prefix

(815) 912

County

Boone

City

Belvidere

Carrier

Neutral Tandem

Prefix

(815) 913

County

Carroll

City

Chadwick

Carrier

Mediacom

Prefix

(815) 914

County

Winnebago

City

Rockford

Carrier

Sprint

Prefix

(815) 915

County

Bureau

City

Princeton

Carrier

At&T Mobility

Prefix

(815) 916

County

Kendall

City

Plattville

Carrier

Peerless Network

Prefix

(815) 917

County

Ogle

City

Rochelle

Carrier

Aero Communications

Prefix

(815) 918

County

Iroquois

City

Clifton

Carrier

Comcast

Prefix

(815) 919

County

Will

City

Joliet

Carrier

T-Mobile

Prefix

(815) 920

County

Livingston

City

Cornell

Carrier

Mediacom

Prefix

(815) 921

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 922

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 923

County

Mchenry

City

Union

Carrier

At&T Illinois

Prefix

(815) 924

County

Whiteside

City

Prophetstown

Carrier

Aero Communications

Prefix

(815) 925

County

Putnam

City

Hennepin

Carrier

Frontier

Prefix

(815) 926

County

Will

City

Wilmington

Carrier

Level 3

Prefix

(815) 927

County

Will

City

Joliet

Carrier

Level 3

Prefix

(815) 928

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 929

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 930

County

Jo Daviess

City

Elizabeth

Carrier

Mediacom

Prefix

(815) 931

County

Will

City

Joliet

Carrier

At&T Mobility

Prefix

(815) 932

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 933

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 934

County

Livingston

City

Emington

Carrier

Centurylink

Prefix

(815) 935

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 936

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 937

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 938

County

Ogle

City

Forreston

Carrier

Frontier

Prefix

(815) 939

County

Kankakee

City

Kankakee

Carrier

At&T Illinois

Prefix

(815) 940

County

Grundy

City

Gardner

Carrier

Neutral Tandem

Prefix

(815) 941

County

Grundy

City

Morris

Carrier

At&T Illinois

Prefix

(815) 942

County

Grundy

City

Morris

Carrier

At&T Illinois

Prefix

(815) 943

County

Mchenry

City

Harvard

Carrier

At&T Illinois

Prefix

(815) 944

County

Kankakee

City

Momence

Carrier

Cimco Communications

Prefix

(815) 945

County

Mclean

City

Chenoa

Carrier

Frontier

Prefix

(815) 946

County

Ogle

City

Polo

Carrier

Frontier

Prefix

(815) 947

County

Jo Daviess

City

Stockton

Carrier

Centurylink

Prefix

(815) 948

County

Henry

City

Hooppole

Carrier

Frontier

Prefix

(815) 949

County

Ford

City

Cabery

Carrier

Frontier

Prefix

(815) 950

County

-

City

Fgb Access Code

Carrier

-

Prefix

(815) 951

County

Lee

City

Amboy

Carrier

Aero Communications

Prefix

(815) 952

County

Carroll

City

Lanark

Carrier

Aero Communications

Prefix

(815) 953

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 954

County

Kankakee

City

Kankakee

Carrier

Verizon Wireless

Prefix

(815) 955

County

Will

City

Joliet

Carrier

Sprint

Prefix

(815) 956

County

Whiteside

City

Morrison

Carrier

Frontier

Prefix

(815) 957

County

Winnebago

City

Rockton

Carrier

Level 3

Prefix

(815) 958

County

-

City

Standard Plant Test Code

Carrier

-

Prefix

(815) 959

County

-

City

Standard Plant Test Code

Carrier

-

Prefix

(815) 960

County

Ogle

City

Leaf River

Carrier

North County Communications

Prefix

(815) 961

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 962

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 963

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 964

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 965

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 966

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 967

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 968

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 969

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 970

County

Dekalb

City

Sycamore

Carrier

Sprint

Prefix

(815) 971

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 972

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 973

County

Lee

City

Dixon

Carrier

U.s. Cellular

Prefix

(815) 975

County

Boone

City

Belvidere

Carrier

At&T Mobility

Prefix

(815) 976

County

-

City

Information Provider

Carrier

-

Prefix

(815) 977

County

Winnebago

City

Rockford

Carrier

Tds Telecom

Prefix

(815) 978

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 979

County

Winnebago

City

Rockford

Carrier

-

Prefix

(815) 980

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 981

County

Dekalb

City

De Kalb

Carrier

T-Mobile

Prefix

(815) 982

County

Whiteside

City

Tampico

Carrier

Mediacom

Prefix

(815) 983

County

Winnebago

City

Rockford

Carrier

American Messaging

Prefix

(815) 984

County

Iroquois

City

Wellington

Carrier

Frontier

Prefix

(815) 985

County

Winnebago

City

Rockford

Carrier

Verizon Wireless

Prefix

(815) 986

County

Winnebago

City

Rockford

Carrier

One Communications

Prefix

(815) 987

County

Winnebago

City

Rockford

Carrier

At&T Illinois

Prefix

(815) 988

County

Winnebago

City

Rockford

Carrier

U.s. Cellular

Prefix

(815) 989

County

Whiteside

City

Prophetstown

Carrier

Ymax Communications

Prefix

(815) 990

County

Stephenson

City

Freeport

Carrier

Verizon Wireless

Prefix

(815) 991

County

Dekalb

City

Sycamore

Carrier

Ymax Communications

Prefix

(815) 992

County

Lasalle

City

Streator

Carrier

Level 3

Prefix

(815) 993

County

Lasalle

City

Oglesby

Carrier

At&T Mobility

Prefix

(815) 994

County

Lee

City

Dixon

Carrier

Comcast

Prefix

(815) 995

County

Dekalb

City

De Kalb

Carrier

T-Mobile

Prefix

(815) 996

County

Carroll

City

Savanna

Carrier

Centurylink

Prefix

(815) 997

County

Winnebago

City

Rockford

Carrier

Paetec

Prefix

(815) 998

County

Livingston

City

Odell

Carrier

Bitwise Communications

Prefix

(815) 999

County

Will

City

Joliet

Carrier

Sprint