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18 prefixes in 209 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 209-217 | JACKSON | 394L | — | Yes |
| 209-224 | LODI | 394L | — | Yes |
| 209-243 | NEWMAN | 394L | — | Yes |
| 209-322 | OAKDALE | 394L | — | Yes |
| 209-349 | MERCED | 394L | — | Yes |
| 209-408 | MODESTO | 394L | 2007-07-02 | Yes |
| 209-422 | MODESTO | 394L | 2015-03-20 | Yes |
| 209-432 | SNRA JUNO | 394L | — | Yes |
| 209-498 | SANANDREAS | 394L | — | Yes |
| 209-580 | MERCED | 394L | — | Yes |
| 209-594 | STOCKTON | 394L | 2006-06-28 | Yes |
| 209-680 | PLYMOUTH | 394L | — | Yes |
| 209-710 | LOS BANOS | 394L | — | Yes |
| 209-792 | STOCKTON | 394L | 2020-09-22 | Yes |
| 209-846 | MODESTO | 394L | 2006-07-26 | Yes |
| 209-859 | MODESTO | 394L | 2020-09-22 | Yes |
| 209-879 | TRACY | 394L | — | Yes |
| 209-920 | VALLEY SPG | 394L | — | 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.