All assignees
800 prefixes in 209 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 209-300 | MODESTO | 649C | — | Yes |
| 209-301 | MODESTO | 5562 | 2018-06-25 | Yes |
| 209-302 | MANTECA | 6529 | 2015-04-01 | Yes |
| 209-303 | MODESTO | 6010 | 2001-11-28 | Yes |
| 209-304 | JACKSON | 6010 | — | — |
| 209-305 | MANTECA | 6010 | 2017-04-14 | Yes |
| 209-306 | SANANDREAS | 981E | 2016-08-31 | Yes |
| 209-307 | STOCKTON | 7229 | 2018-04-26 | Yes |
| 209-308 | MERCED | 073H | 2016-12-15 | Yes |
| 209-309 | GROVELAND | 649C | 2016-06-24 | Yes |
| 209-310 | LODI | 373F | 2018-10-22 | Yes |
| 209-311 | XXXXXXXXXX | MULT | — | — |
| 209-312 | MODESTO | 6010 | 2001-06-26 | Yes |
| 209-313 | STOCKTON | 6529 | — | Yes |
| 209-314 | GALT | 649C | 2016-06-24 | Yes |
| 209-315 | RIVERBANK | 8826 | — | Yes |
| 209-316 | PLANADA | 373F | 2018-09-27 | Yes |
| 209-317 | COULTERVL | 516C | 2011-12-23 | Yes |
| 209-318 | OAKDALE | 6529 | 2017-02-17 | Yes |
| 209-319 | TRACY | 981E | 2019-02-21 | Yes |
| 209-320 | STOCKTON | 649C | — | Yes |
| 209-321 | TRACY | 6529 | — | Yes |
| 209-322 | OAKDALE | 394L | — | Yes |
| 209-323 | STOCKTON | 551G | — | Yes |
| 209-324 | MODESTO | 6010 | — | — |
| 209-325 | MERCED | 9740 | 2014-03-03 | Yes |
| 209-326 | ATWATER | 6010 | 2014-09-23 | Yes |
| 209-327 | LODI | 6010 | — | — |
| 209-328 | MANTECA | 6529 | 2014-09-23 | Yes |
| 209-329 | LODI | 6006 | — | — |
| 209-330 | WTFR MAIN | 649C | — | Yes |
| 209-331 | LODI | 9740 | — | Yes |
| 209-332 | IONE | 7128 | — | Yes |
| 209-333 | LODI | 9740 | — | — |
| 209-334 | LODI | 9740 | — | — |
| 209-335 | ANGELSCAMP | 6010 | 2024-11-25 | Yes |
| 209-336 | YOSEMITE | 981E | — | Yes |
| 209-337 | STOCKTON | 671J | — | Yes |
| 209-338 | MODESTO | 671J | — | Yes |
| 209-339 | LODI | 9740 | — | — |
| 209-340 | LODI | 649C | — | — |
| 209-341 | MODESTO | 9740 | — | Yes |
| 209-342 | MODESTO | 9740 | — | Yes |
| 209-343 | MODESTO | 671J | — | Yes |
| 209-344 | MODESTO | 6906 | — | — |
| 209-345 | MODESTO | 6529 | — | Yes |
| 209-346 | TRACY | 5562 | 2001-05-17 | Yes |
| 209-347 | MARIPOSA | 6006 | — | Yes |
| 209-348 | CLEMENTS | 671J | 2006-12-14 | Yes |
| 209-349 | MERCED | 394L | — | Yes |
| 209-350 | — | — | ||
| 209-351 | LINDEN | 6010 | — | Yes |
| 209-352 | TUOLUMNE | 6010 | — | Yes |
| 209-353 | MODESTO | 981E | 2013-12-11 | Yes |
| 209-354 | MERCED | 9740 | 2001-08-21 | Yes |
| 209-355 | MERCED | 6010 | 2014-03-04 | Yes |
| 209-356 | ATWATER | 9740 | — | Yes |
| 209-357 | ATWATER | 9740 | — | — |
| 209-358 | ATWATER | 9740 | — | — |
| 209-359 | MERCED | 9740 | 2002-07-16 | Yes |
| 209-360 | MODESTO | 6529 | 2016-08-26 | Yes |
| 209-361 | STOCKTON | 6010 | 2014-11-03 | Yes |
| 209-362 | TRACY | 6006 | 2014-11-05 | Yes |
| 209-363 | FRESNO | 6010 | — | Yes |
| 209-364 | DOS PALOS | 4420 | — | Yes |
| 209-365 | LODI | 9740 | — | Yes |
| 209-366 | LODI | 9740 | — | Yes |
| 209-367 | LODI | 9740 | — | — |
| 209-368 | LODI | 9740 | — | — |
| 209-369 | LODI | 9740 | — | — |
| 209-370 | LODI | 649C | — | Yes |
| 209-371 | LODI | 7128 | — | Yes |
| 209-372 | YOSEMITE | 9740 | — | Yes |
| 209-373 | STOCKTON | 671J | 2005-03-09 | Yes |
| 209-374 | CATHEYSVLY | 2322 | — | Yes |
| 209-375 | YOSEMITE | 9740 | — | Yes |
| 209-376 | HORNITOS | 2322 | — | Yes |
| 209-377 | MT BULLION | 2322 | — | Yes |
| 209-378 | HORNITOS | 2322 | — | Yes |
| 209-379 | YOSEMITE | 9740 | — | Yes |
| 209-380 | MODESTO | 6010 | — | Yes |
| 209-381 | MERCED | 9740 | — | Yes |
| 209-382 | PLANADA | 9740 | — | Yes |
| 209-383 | MERCED | 9740 | — | — |
| 209-384 | MERCED | 9740 | — | — |
| 209-385 | MERCED | 9740 | — | — |
| 209-386 | MERCED | 9740 | — | Yes |
| 209-387 | DOS PALOS | 4420 | — | Yes |
| 209-388 | MERCED | 9740 | — | Yes |
| 209-389 | LE GRAND | 9740 | — | Yes |
| 209-390 | STOCKTON | 7145 | 2007-03-30 | Yes |
| 209-391 | YOSEMITE | 649C | — | — |
| 209-392 | DOS PALOS | 4420 | — | Yes |
| 209-393 | SNRA JUNO | 649C | 2023-06-22 | Yes |
| 209-394 | LIVINGSTON | 2315 | — | — |
| 209-395 | STOCKTON | 649C | — | Yes |
| 209-396 | SNRA MAIN | 981E | — | Yes |
| 209-397 | MANTECA | 506J | 2025-01-28 | Yes |
| 209-398 | LIVINGSTON | 2315 | — | Yes |
| 209-399 | MANTECA | 321J | 2019-10-02 | 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.