TELEPORT COMMUNICATIONS AMERICA, LLC - CO
2 prefixes in 983 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 983-201 | DENVER | 7378 | 2023-09-06 | Yes |
| 983-456 | DENVER | 7378 | 2025-10-08 | 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.