All assignees
403 prefixes in 442 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 442-977 | OCSD CRLS | 965H | 2021-07-13 | Yes |
| 442-998 | PALMDESERT | 6529 | 2024-03-27 | Yes |
| 442-999 | ESCONDIDO | 649C | — | 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.