COMCAST IP PHONE, LLC
7 prefixes in 878 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 878-207 | ROCHESTER | 318J | — | Yes |
| 878-219 | FARMINGTON | 318J | 2019-02-19 | Yes |
| 878-239 | ZELIENOPLE | 318J | 2021-10-25 | Yes |
| 878-246 | CLAYSVILLE | 318J | 2021-11-05 | Yes |
| 878-260 | CURTISVL | 318J | 2022-06-07 | Yes |
| 878-272 | SPRINGDALE | 318J | 2023-05-03 | Yes |
| 878-273 | HOMER CITY | 318J | 2023-05-03 | 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.