All assignees
204 prefixes in 878 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 878-200 | SCOTTDALE | 490J | 2023-05-26 | Yes |
| 878-201 | ROCHESTER | 967E | 2013-04-17 | Yes |
| 878-202 | SHARON | 793K | 2013-05-31 | Yes |
| 878-203 | CHARLEROI | 508J | 2015-05-21 | Yes |
| 878-204 | SHEAKLEYVL | 0176 | 2015-04-22 | Yes |
| 878-205 | CONNELLSVL | 547E | 2016-01-08 | Yes |
| 878-206 | FAIRCHANCE | 547E | 2016-03-21 | Yes |
| 878-207 | ROCHESTER | 318J | — | Yes |
| 878-208 | CRIDERSCOR | 7229 | 2015-08-11 | Yes |
| 878-209 | ALIQUIPPA | 490J | 2023-05-26 | Yes |
| 878-210 | MIDWAY | 0176 | 2017-05-23 | Yes |
| 878-211 | XXXXXXXXXX | MULT | — | — |
| 878-212 | WASHINGTON | 6392 | 2017-11-30 | Yes |
| 878-213 | PTTSBGZON1 | 002F | 2018-12-04 | Yes |
| 878-214 | GREENSBURG | 213C | 2017-12-01 | Yes |
| 878-215 | INDIANA | 490J | 2023-05-31 | Yes |
| 878-216 | REPUBLIC | 547E | 2018-08-22 | Yes |
| 878-217 | CRIDERSCOR | 4007 | 2018-12-07 | Yes |
| 878-218 | WASHINGTON | 6392 | 2015-02-12 | Yes |
| 878-219 | FARMINGTON | 318J | 2019-02-19 | Yes |
| 878-220 | EXPORT | 7229 | 2018-01-16 | Yes |
| 878-221 | BUTLER | 6701 | 2017-12-14 | Yes |
| 878-222 | NEWWLMNGTN | 547E | — | Yes |
| 878-223 | UNIONTOWN | 425J | 2019-11-08 | Yes |
| 878-224 | FORD CITY | 6534 | 2020-01-17 | Yes |
| 878-225 | ELLWOOD CY | 547E | 2018-12-10 | Yes |
| 878-226 | WASHINGTON | 547E | 2021-01-28 | Yes |
| 878-227 | BEAVER FLS | 6701 | 2020-09-14 | Yes |
| 878-228 | UNIONTOWN | 508J | — | Yes |
| 878-229 | WASHINGTON | 6392 | 2020-02-05 | Yes |
| 878-230 | PTTSBGZON4 | 321J | 2021-04-27 | Yes |
| 878-231 | WEXFORD | 547E | 2020-06-16 | Yes |
| 878-232 | ELLWOOD CY | 547E | 2021-01-28 | Yes |
| 878-233 | PRINCETON | 002F | 2021-01-28 | Yes |
| 878-234 | PTGSBNZN23 | 6701 | 2023-08-04 | Yes |
| 878-235 | ROCHESTER | 073H | 2021-02-04 | Yes |
| 878-236 | CRIDERSCOR | 6701 | 2021-04-15 | Yes |
| 878-237 | BEAVER FLS | 495J | 2021-05-26 | Yes |
| 878-238 | LIGONIER | 738H | 2016-02-11 | Yes |
| 878-239 | ZELIENOPLE | 318J | 2021-10-25 | Yes |
| 878-240 | CONNELLSVL | 197D | 2021-06-10 | Yes |
| 878-241 | SMITHSFRRY | 002F | 2021-07-21 | Yes |
| 878-242 | NEW CASTLE | 002F | 2021-10-11 | Yes |
| 878-243 | WASHINGTON | 073H | 2021-02-05 | Yes |
| 878-244 | SLIPPERYRK | 5562 | 2021-05-13 | Yes |
| 878-245 | BEAVER FLS | 6701 | 2021-12-14 | Yes |
| 878-246 | CLAYSVILLE | 318J | 2021-11-05 | Yes |
| 878-247 | BELLEVRNON | 6701 | 2021-12-14 | Yes |
| 878-248 | GIBSONIA | 829J | 2022-02-22 | Yes |
| 878-249 | LEECHBURG | 6701 | 2021-12-15 | Yes |
| 878-250 | CRIDERSCOR | 6534 | 2022-04-14 | Yes |
| 878-251 | BLACK LICK | 547E | 2020-07-27 | Yes |
| 878-252 | CRIDERSCOR | 516J | 2021-04-13 | Yes |
| 878-253 | MONESSEN | 516J | 2022-01-08 | Yes |
| 878-254 | PTTSBGZON1 | 7229 | 2022-07-25 | Yes |
| 878-255 | ALIQUIPPA | 624H | 2021-04-22 | Yes |
| 878-256 | PTTSBGZON1 | 7315 | 2022-05-18 | Yes |
| 878-257 | TAYLORSTN | 547E | 2018-12-10 | Yes |
| 878-258 | FREEPORT | 103F | 2014-04-01 | Yes |
| 878-259 | EXPORT | 939H | 2021-10-01 | Yes |
| 878-260 | CURTISVL | 318J | 2022-06-07 | Yes |
| 878-261 | FREEPORT | 4007 | 2022-08-08 | Yes |
| 878-262 | MARS | 547E | 2022-09-02 | Yes |
| 878-263 | SHARPSVL | 6534 | 2022-11-03 | Yes |
| 878-264 | BEAVER FLS | 6701 | 2023-01-05 | Yes |
| 878-265 | CALIFORNIA | 002F | 2022-02-11 | Yes |
| 878-266 | ELDERTON | 0176 | 2015-06-29 | Yes |
| 878-267 | WEXFORD | 6534 | 2023-09-01 | Yes |
| 878-268 | IMPERIAL | 7315 | 2022-05-06 | Yes |
| 878-269 | PARKWOOD | 547E | — | Yes |
| 878-270 | CRIDERSCOR | 0193 | 2024-07-23 | Yes |
| 878-271 | BUTLER | 508J | 2014-11-07 | Yes |
| 878-272 | SPRINGDALE | 318J | 2023-05-03 | Yes |
| 878-273 | HOMER CITY | 318J | 2023-05-03 | Yes |
| 878-274 | SLIPPERYRK | 7229 | 2023-05-08 | Yes |
| 878-275 | AVONMORE | 939H | 2023-09-01 | Yes |
| 878-276 | BLACK LICK | 939H | 2023-09-01 | Yes |
| 878-277 | BLAIRSVL | 547E | 2021-04-22 | Yes |
| 878-278 | DARLINGTON | 547E | 2020-10-01 | Yes |
| 878-279 | DAWSON | 939H | 2023-09-01 | Yes |
| 878-280 | FAYETTE CY | 939H | 2023-09-01 | Yes |
| 878-281 | FINLEYVL | 547E | 2023-09-12 | Yes |
| 878-282 | REPUBLIC | 547E | 2023-09-12 | Yes |
| 878-283 | UNIONTOWN | 547E | 2023-09-12 | Yes |
| 878-284 | ROCHESTER | 547E | 2023-09-12 | Yes |
| 878-285 | MTPLEASANT | 495J | 2021-03-18 | Yes |
| 878-286 | JEANNETTE | 547E | 2023-09-12 | Yes |
| 878-287 | EVANS CITY | 547E | 2023-09-12 | Yes |
| 878-288 | BOLIVAR | 516J | — | Yes |
| 878-289 | BEAVER FLS | 6701 | 2023-09-25 | Yes |
| 878-290 | PTTSBGZON7 | 6701 | 2023-09-25 | Yes |
| 878-291 | TAYLORSTN | 2522 | 2023-10-26 | Yes |
| 878-292 | GREENVILLE | 490J | 2023-12-08 | Yes |
| 878-293 | BEAVER FLS | 6701 | 2024-01-12 | Yes |
| 878-294 | RURAL VLY | 6534 | 2025-02-28 | Yes |
| 878-295 | GREENSBURG | 6701 | 2014-04-01 | Yes |
| 878-296 | BEAVER FLS | 6701 | 2025-09-30 | Yes |
| 878-297 | WASHINGTON | 6534 | 2025-10-01 | Yes |
| 878-298 | GREENSBURG | 547E | 2025-11-20 | Yes |
| 878-299 | INDIANA | 547E | 2025-11-20 | Yes |
These are initial assignees from NANPA CO-code records — because of number portability, the current serving carrier of individual numbers may differ. Bulk export requires a membership.