All assignees
162 prefixes in 279 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 279-200 | SCRM MAIN | 321J | — | Yes |
| 279-201 | FAIR OAKS | 649C | 2018-08-31 | Yes |
| 279-202 | FAIR OAKS | 8826 | 2019-10-11 | Yes |
| 279-203 | SCRM NORTH | 6010 | 2020-01-10 | Yes |
| 279-204 | SCRM NORTH | 6010 | 2020-04-06 | Yes |
| 279-205 | SCRM MAIN | 8826 | 2020-04-20 | Yes |
| 279-206 | SO PLACER | 981E | 2020-11-16 | Yes |
| 279-207 | ELK GROVE | 5562 | 2020-12-14 | Yes |
| 279-208 | SCRM MAIN | 5562 | 2021-02-22 | Yes |
| 279-209 | ELK GROVE | 506J | — | Yes |
| 279-210 | SCRM MAIN | 6529 | — | Yes |
| 279-211 | MULT | — | — | |
| 279-212 | MICHIGNBAR | 6010 | 2021-04-15 | Yes |
| 279-213 | LINCOLN | 981E | 2021-10-01 | Yes |
| 279-214 | FAIR OAKS | 981E | 2021-10-01 | Yes |
| 279-215 | FOLSOM | 981E | 2021-11-22 | Yes |
| 279-216 | SCRM MAIN | 6529 | 2021-12-10 | Yes |
| 279-217 | SO PLACER | 649C | 2021-01-28 | Yes |
| 279-218 | SCRM NORTH | 671J | 2022-05-27 | Yes |
| 279-219 | FOLSOM | 981E | 2022-02-11 | Yes |
| 279-220 | SCRM MAIN | 6006 | 2022-05-13 | Yes |
| 279-221 | SCRM MAIN | 829J | 2022-06-17 | Yes |
| 279-222 | SCRM MAIN | 965H | 2019-01-23 | Yes |
| 279-223 | SCRM MAIN | 7229 | 2022-01-04 | Yes |
| 279-224 | SCRM MAIN | 7145 | 2022-06-03 | Yes |
| 279-225 | SCRM NORTH | 8826 | 2022-06-29 | Yes |
| 279-226 | RSVL MAIN | 6529 | 2022-08-12 | Yes |
| 279-227 | SO PLACER | 981E | 2022-08-25 | Yes |
| 279-228 | SCRM MAIN | 973E | 2022-10-03 | Yes |
| 279-229 | SCRM MAIN | 671J | 2022-05-26 | Yes |
| 279-230 | RSVL MAIN | 7145 | 2023-01-26 | Yes |
| 279-231 | SCRM MAIN | 732J | — | Yes |
| 279-232 | MICHIGNBAR | 939H | 2022-11-04 | Yes |
| 279-233 | SCRM NORTH | 732J | — | Yes |
| 279-234 | SCRM MAIN | 965H | 2020-05-27 | Yes |
| 279-235 | FOLSOM | 5562 | 2022-10-20 | Yes |
| 279-236 | RSVL MAIN | 649C | 2023-04-12 | Yes |
| 279-237 | SCRM MAIN | 649C | 2023-05-19 | Yes |
| 279-238 | SCRM MAIN | 649C | 2023-06-22 | Yes |
| 279-239 | FOLSOM | 649C | 2023-06-22 | Yes |
| 279-240 | ELK GROVE | 649C | 2023-08-17 | Yes |
| 279-241 | SCRM MAIN | 6529 | 2023-08-23 | Yes |
| 279-242 | SCRM NORTH | 649C | 2023-09-19 | Yes |
| 279-243 | RSVL MAIN | 649C | 2023-09-19 | Yes |
| 279-244 | SO PLACER | 649C | 2023-09-19 | Yes |
| 279-245 | FOLSOM | 6529 | 2023-10-18 | Yes |
| 279-246 | RIO LINDA | 6529 | 2023-11-01 | Yes |
| 279-247 | SCRM NORTH | 965H | 2021-05-19 | Yes |
| 279-248 | SCRM MAIN | 6529 | 2023-12-04 | Yes |
| 279-249 | ELK GROVE | 6529 | 2023-12-05 | Yes |
| 279-250 | SCRM NORTH | 939H | 2023-12-29 | Yes |
| 279-251 | SCRM MAIN | 939H | 2023-12-29 | Yes |
| 279-252 | FAIR OAKS | 6529 | 2024-01-10 | Yes |
| 279-253 | RSVL MAIN | 6529 | 2024-01-10 | Yes |
| 279-254 | ELK GROVE | 6529 | 2024-01-23 | Yes |
| 279-255 | SCRM MAIN | 649C | 2024-01-25 | Yes |
| 279-256 | FOLSOM | 649C | 2024-01-25 | Yes |
| 279-257 | SCRM MAIN | 6529 | 2024-02-29 | Yes |
| 279-258 | FOLSOM | 6529 | 2024-03-26 | Yes |
| 279-259 | RSVL MAIN | 649C | 2024-03-26 | Yes |
| 279-260 | SCRM MAIN | 649C | 2024-04-09 | Yes |
| 279-261 | SCRM NORTH | 485E | 2024-05-13 | Yes |
| 279-262 | SO PLACER | 649C | 2024-05-14 | Yes |
| 279-263 | RSVL CTHT | 490J | 2024-05-31 | Yes |
| 279-264 | FOLSOM | 649C | 2024-07-05 | Yes |
| 279-265 | SCRM MAIN | 6010 | 2024-08-20 | Yes |
| 279-266 | SCRM MAIN | 598J | 2024-09-04 | Yes |
| 279-267 | FOLSOM | 981E | 2024-09-19 | Yes |
| 279-268 | SCRM MAIN | 616J | 2024-09-20 | Yes |
| 279-269 | SCRM NORTH | 598J | 2024-10-09 | Yes |
| 279-270 | SCRM NORTH | 478J | 2024-11-08 | Yes |
| 279-271 | RIO LINDA | 6006 | 2024-11-12 | Yes |
| 279-272 | SCRM NORTH | 6010 | 2024-11-20 | Yes |
| 279-273 | SCRM MAIN | 6010 | 2024-11-21 | Yes |
| 279-274 | SCRM MAIN | 649C | 2024-05-20 | Yes |
| 279-275 | SCRM MAIN | 6010 | 2024-11-21 | Yes |
| 279-276 | COURTLAND | 6010 | 2024-11-22 | Yes |
| 279-277 | RSVL CTHT | 965H | 2021-12-09 | Yes |
| 279-278 | FOLSOM | 649C | 2021-01-22 | Yes |
| 279-279 | RSVL CTHT | 649C | 2020-12-07 | Yes |
| 279-280 | SCRM NORTH | 649C | 2024-03-19 | Yes |
| 279-281 | MEADOWVIEW | 6010 | 2024-12-02 | Yes |
| 279-282 | ELK GROVE | 6010 | 2024-12-06 | Yes |
| 279-283 | SCRM MAIN | 624H | 2025-01-28 | Yes |
| 279-284 | SCRM NORTH | 649C | 2025-02-12 | Yes |
| 279-285 | SCRM MAIN | 7145 | 2025-02-18 | Yes |
| 279-286 | RSVL MAIN | 6006 | 2025-03-21 | Yes |
| 279-287 | LINCOLN | 6010 | 2025-08-20 | Yes |
| 279-288 | SCRM MAIN | 649C | 2025-10-27 | Yes |
| 279-289 | FOLSOM | 649C | 2022-09-30 | Yes |
| 279-290 | ELK GROVE | 6529 | 2025-10-30 | Yes |
| 279-291 | FAIR OAKS | 6010 | 2025-11-12 | Yes |
| 279-292 | SCRM NORTH | 6010 | 2026-04-20 | Yes |
| 279-293 | SCRM NORTH | 649C | 2026-05-21 | Yes |
| 279-294 | SCRM MAIN | 7145 | 2026-06-16 | Yes |
| 279-295 | SO PLACER | 649C | 2026-07-09 | Yes |
| 279-297 | ELK GROVE | 649C | 2023-03-22 | Yes |
| 279-300 | SCRM MAIN | 649C | 2019-05-16 | Yes |
| 279-311 | MULT | — | — | |
| 279-321 | FOLSOM | 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.