UNITED STATES CELLULAR - IL
10 prefixes in 779 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 779-413 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-414 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-415 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-416 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-417 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-418 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-419 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-420 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-421 | FREEPORT | 6265 | 2025-03-21 | Yes |
| 779-978 | SANDWICH | 6265 | 2015-06-04 | 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.