PACIFIC BELL
250 prefixes in 310 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 310-785 | BEVERLYHLS | 9740 | — | — |
| 310-786 | BEVERLYHLS | 9740 | — | — |
| 310-787 | TORRANCE | 9740 | — | — |
| 310-788 | BEVERLYHLS | 9740 | — | — |
| 310-789 | BEVERLYHLS | 9740 | — | — |
| 310-808 | CMTN GRDN | 9740 | — | Yes |
| 310-812 | HAWTHORNE | 9740 | — | — |
| 310-813 | HAWTHORNE | 9740 | — | — |
| 310-814 | HAWTHORNE | 9740 | — | — |
| 310-815 | CULVERCITY | 9740 | — | — |
| 310-816 | SAN PEDRO | 9740 | — | — |
| 310-817 | CMTN GRDN | 9740 | — | Yes |
| 310-830 | SAN PEDRO | 9740 | — | — |
| 310-831 | SAN PEDRO | 9740 | — | — |
| 310-832 | SAN PEDRO | 9740 | — | — |
| 310-833 | SAN PEDRO | 9740 | — | — |
| 310-834 | SAN PEDRO | 9740 | — | — |
| 310-835 | SAN PEDRO | 9740 | — | — |
| 310-836 | CULVERCITY | 9740 | — | — |
| 310-837 | CULVERCITY | 9740 | — | — |
| 310-838 | CULVERCITY | 9740 | — | — |
| 310-839 | CULVERCITY | 9740 | — | — |
| 310-840 | CULVERCITY | 9740 | — | — |
| 310-841 | CULVERCITY | 9740 | — | — |
| 310-842 | CULVERCITY | 9740 | — | — |
| 310-843 | BEVERLYHLS | 9740 | — | — |
| 310-845 | CULVERCITY | 9740 | — | Yes |
| 310-847 | SAN PEDRO | 9740 | — | Yes |
| 310-851 | CMTN GRDN | 9740 | — | — |
| 310-854 | BEVERLYHLS | 9740 | — | Yes |
| 310-855 | BEVERLYHLS | 9740 | — | Yes |
| 310-858 | BEVERLYHLS | 9740 | — | — |
| 310-859 | BEVERLYHLS | 9740 | — | — |
| 310-860 | BEVERLYHLS | 9740 | — | Yes |
| 310-884 | CMTN CMTN | 9740 | — | — |
| 310-885 | CMTN CMTN | 9740 | — | — |
| 310-886 | CMTN CMTN | 9740 | — | Yes |
| 310-887 | BEVERLYHLS | 9740 | — | — |
| 310-888 | BEVERLYHLS | 9740 | — | — |
| 310-891 | LOMITA | 9740 | — | — |
| 310-898 | CMTN CMTN | 9740 | — | — |
| 310-900 | CMTN CMTN | 9740 | — | Yes |
| 310-952 | SAN PEDRO | 9740 | — | — |
| 310-964 | EL SEGUNDO | 9740 | — | — |
| 310-965 | CMTN GRDN | 9740 | — | Yes |
| 310-967 | BEVERLYHLS | 9740 | — | Yes |
| 310-970 | HAWTHORNE | 9740 | — | Yes |
| 310-972 | TORRANCE | 9740 | — | Yes |
| 310-973 | HAWTHORNE | 9740 | — | — |
| 310-978 | HAWTHORNE | 9740 | — | 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.