FIVE9, INC.
2 prefixes in 283 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 283-224 | CINCINNATI | 598J | — | Yes |
| 283-228 | SEVEN MILE | 598J | 2024-10-08 | 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.