Prefix
1-878-201
County
Beaver
City
Rochester
Carrier
Verizon Wireless
1-878-202
Mercer
Sharon
Tw Telecom
1-878-207
At&T Mobility
1-878-208
Butler
Criders Corners
Armstrong Telecommunications
1-878-210
Washington
Midway
Windstream
1-878-212
1-878-214
Westmoreland
Greensburg
Sprint
1-878-218
1-878-222
Lawrence
New Wilmington
Neutral Tandem
1-878-228
Fayette
Uniontown
Local Access
1-878-271
Metropcs
1-878-295
1-878-302
New Kensington
1-878-313
Comcast
1-878-332
Allegheny
Wexford
Level 3
1-878-333
Ellwood City
1-878-355
Uniontown (Fayette)
Idt America
1-878-378
West Newton
1-878-422
Armstrong
Kittanning
Salsgiver Telecom
1-878-425
Saxonburg
1-878-645
1-878-668
Enon Valley
Wide Voice
1-878-847
Onvoy
1-878-888
Indiana
Parkwood
Voxbeam Telecom
1-878-999
Pittsburgh Zone 1