| +1 878-201 | PA | 967E | Peerless network of pennsylvania, llc - pa | Rochester |
| +1 878-202 | PA | 031G | Time warner cable information svcs (pa), pa | Sharon |
| +1 878-203 | PA | 7575 | Centurylink communications llc | Charleroi |
| +1 878-204 | PA | 0176 | Windstream pennsylvania, inc. | Sheakleyvl |
| +1 878-205 | PA | 547E | Onvoy, llc - pa | Connellsvl |
| +1 878-206 | PA | 547E | Onvoy, llc - pa | Fairchance |
| +1 878-207 | PA | 6063 | Comcast phone of pennsylvania, llc - pa | Rochester |
| +1 878-208 | PA | 7978 | Intermedia communications inc. - pa | Criderscor |
| +1 878-210 | PA | 0176 | Windstream pennsylvania, inc. | Midway |
| +1 878-212 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Washington |
| +1 878-213 | PA | 002F | Bandwidth.com clec, llc - pa | Pttsbgzon1 |
| +1 878-214 | PA | 213C | Idt america corp - pa | Greensburg |
| +1 878-216 | PA | 547E | Onvoy, llc - pa | Republic |
| +1 878-217 | PA | 4007 | Level 3 communications, llc - pa | Criderscor |
| +1 878-218 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Washington |
| +1 878-219 | PA | 6063 | Comcast phone of pennsylvania, llc - pa | Farmington |
| +1 878-220 | PA | 7978 | Intermedia communications inc. - pa | Export |
| +1 878-221 | PA | 6701 | Aerial communications | Butler |
| +1 878-222 | PA | 992G | Voxbeam telecommunications inc. - pa | Newwlmngtn |
| +1 878-223 | PA | 425J | Csc wireless, llc | Uniontown |
| +1 878-224 | PA | 6534 | New cingular wireless pcs, llc - il | Ford city |
| +1 878-225 | PA | 2765 | Lumos networks of west virginia inc. - wv | Ellwood cy |
| +1 878-226 | PA | 7315 | Teleport communications america, llc - pa | Mars |
| +1 878-227 | PA | 7315 | Teleport communications america, llc - pa | Richeyvl |
| +1 878-228 | PA | 7575 | Centurylink communications llc | Uniontown |
| +1 878-229 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Washington |
| +1 878-230 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Rochester |
| +1 878-238 | PA | 738H | Laurel highland telephone company - pa | Ligonier |
| +1 878-257 | PA | 2765 | Lumos networks of west virginia inc. - wv | Taylorstn |
| +1 878-258 | PA | 103F | Salsgiver telecom, inc. - pa | Freeport |
| +1 878-266 | PA | 0176 | Windstream pennsylvania, inc. | Elderton |
| +1 878-271 | PA | 7575 | Centurylink communications llc | Butler |
| +1 878-295 | PA | 6701 | Aerial communications | Greensburg |
| +1 878-300 | PA | 2765 | Lumos networks of west virginia inc. - wv | Butler |
| +1 878-302 | PA | 967E | Peerless network of pennsylvania, llc - pa | Newknsngtn |
| +1 878-309 | PA | 002F | Bandwidth.com clec, llc - pa | Greensburg |
| +1 878-313 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Rochester |
| +1 878-332 | PA | 4007 | Level 3 communications, llc - pa | Wexford |
| +1 878-333 | PA | 992G | Voxbeam telecommunications inc. - pa | Ellwood cy |
| +1 878-355 | PA | 6701 | Aerial communications | Uniontown |
| +1 878-378 | PA | 547E | Onvoy, llc - pa | Westnewton |
| +1 878-379 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Waynesburg |
| +1 878-400 | PA | 992G | Voxbeam telecommunications inc. - pa | Wampum |
| +1 878-422 | PA | 103F | Salsgiver telecom, inc. - pa | Kittanning |
| +1 878-425 | PA | 422C | Armstrong telecommunications, inc. - pa | Saxonburg |
| +1 878-439 | PA | 7978 | Intermedia communications inc. - pa | Rochester |
| +1 878-444 | PA | 992G | Voxbeam telecommunications inc. - pa | Homer city |
| +1 878-500 | PA | 2765 | Lumos networks of west virginia inc. - wv | Ford city |
| +1 878-600 | PA | 145J | Terra nova telecom inc. | Pttsbgzon1 |
| +1 878-645 | PA | 6392 | Cellco partnership dba verizon wireless - pa | Greensburg |
| +1 878-666 | PA | 992G | Voxbeam telecommunications inc. - pa | Marion ctr |
| +1 878-668 | PA | 0176 | Windstream pennsylvania, inc. | Enonvalley |
| +1 878-670 | PA | 939H | Commio, llc | Pttsbgzon1 |
| +1 878-678 | PA | 3806 | Core communications, inc. - pa | Baden |
| +1 878-728 | PA | 547E | Onvoy, llc - pa | Gibsonia |
| +1 878-768 | PA | 547E | Onvoy, llc - pa | Volant |
| +1 878-777 | PA | 992G | Voxbeam telecommunications inc. - pa | Derry |
| +1 878-778 | PA | 547E | Onvoy, llc - pa | Blacktown |
| +1 878-787 | PA | 965H | Fractel, llc | Pttsbgzon1 |
| +1 878-788 | PA | 547E | Onvoy, llc - pa | Foxburg |
| +1 878-789 | PA | 547E | Onvoy, llc - pa | Petrolia |
| +1 878-837 | PA | 3806 | Core communications, inc. - pa | Bentleyvl |
| +1 878-847 | PA | 547E | Onvoy, llc - pa | Newknsngtn |
| +1 878-870 | PA | 547E | Onvoy, llc - pa | Farmington |
| +1 878-877 | PA | 547E | Onvoy, llc - pa | Butler |
| +1 878-879 | PA | 547E | Onvoy, llc - pa | Newknsngtn |
| +1 878-888 | PA | 992G | Voxbeam telecommunications inc. - pa | Parkwood |
| +1 878-900 | PA | 992G | Voxbeam telecommunications inc. - pa | Epalestine |
| +1 878-999 | PA | 547E | Onvoy, llc - pa | Pttsbgzon1 |