PACIFIC BELL
225 prefixes in 707 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 707-928 | COBB MT | 9740 | — | Yes |
| 707-933 | SONOMA | 9740 | — | Yes |
| 707-935 | SONOMA | 9740 | — | — |
| 707-937 | MENDOCINO | 9740 | — | Yes |
| 707-938 | SONOMA | 9740 | — | Yes |
| 707-939 | SONOMA | 9740 | — | Yes |
| 707-942 | CALISTOGA | 9740 | — | — |
| 707-943 | MIRANDA | 9740 | — | Yes |
| 707-944 | YOUNTVILLE | 9740 | — | — |
| 707-945 | YOUNTVILLE | 9740 | — | Yes |
| 707-946 | WEOTT | 9740 | — | Yes |
| 707-948 | YOUNTVILLE | 9740 | — | Yes |
| 707-961 | FORT BRAGG | 9740 | — | Yes |
| 707-962 | FORT BRAGG | 9740 | — | Yes |
| 707-963 | ST HELENA | 9740 | — | — |
| 707-964 | FORT BRAGG | 9740 | — | — |
| 707-965 | ST HELENA | 9740 | — | Yes |
| 707-966 | LKBERRYESS | 9740 | — | Yes |
| 707-967 | ST HELENA | 9740 | — | — |
| 707-968 | ST HELENA | 9740 | — | Yes |
| 707-987 | MIDDLETOWN | 9740 | — | Yes |
| 707-994 | LOWER LAKE | 9740 | — | — |
| 707-995 | LOWER LAKE | 9740 | — | — |
| 707-996 | SONOMA | 9740 | — | — |
| 707-998 | CLERLAOAKS | 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.