All assignees
108 prefixes in 820 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 820-200 | THOUSAOAKS | 181J | 2018-06-25 | Yes |
| 820-201 | OXNARD | 0051 | 2018-07-31 | — |
| 820-202 | SNLUSOBSPO | 425J | 2020-02-13 | Yes |
| 820-203 | ATASCADERO | 6529 | 2021-03-11 | Yes |
| 820-204 | CAMARILLO | 6010 | 2021-07-01 | Yes |
| 820-205 | NEWBURYPRK | 6010 | 2021-07-01 | Yes |
| 820-206 | PASOROBLES | 6529 | 2021-07-16 | Yes |
| 820-207 | CAMARILLO | 6010 | 2021-07-29 | Yes |
| 820-208 | ATASCADERO | 671J | 2022-06-29 | Yes |
| 820-209 | GAVIOTA | 981E | 2022-02-16 | Yes |
| 820-210 | CAMARILLO | 6010 | 2023-05-01 | Yes |
| 820-211 | XXXXXXXXXX | MULT | — | — |
| 820-212 | VNTRA EAST | 6010 | 2022-06-01 | Yes |
| 820-213 | CAMARILLO | 6010 | 2023-05-01 | Yes |
| 820-214 | NEWBURYPRK | 6010 | 2023-05-04 | Yes |
| 820-215 | NEWBURYPRK | 6010 | 2023-05-04 | Yes |
| 820-216 | ARROYOGRND | 490J | 2023-05-16 | Yes |
| 820-217 | ATASCADERO | 490J | 2023-06-06 | Yes |
| 820-218 | LOMPOC | 6010 | 2023-07-20 | Yes |
| 820-219 | CONEJO | 939H | 2023-08-11 | Yes |
| 820-220 | PIRU | 939H | 2023-08-11 | Yes |
| 820-221 | SANTAMARIA | 6010 | 2023-10-26 | Yes |
| 820-222 | CAMARILLO | 965H | 2019-01-23 | Yes |
| 820-223 | SANBARBARA | 6006 | 2023-12-07 | Yes |
| 820-224 | NIPOMO | 939H | 2023-12-29 | Yes |
| 820-225 | GUADALUPE | 6529 | 2024-01-11 | Yes |
| 820-226 | EL RIO | 649C | 2024-03-21 | Yes |
| 820-227 | SANTAMARIA | 6006 | 2024-03-29 | Yes |
| 820-228 | LOMPOC | 506J | 2024-07-05 | Yes |
| 820-229 | SANBARBARA | 6010 | 2024-08-27 | Yes |
| 820-230 | PASOROBLES | 6010 | 2024-08-27 | Yes |
| 820-231 | CAMARILLO | 6006 | 2024-09-12 | Yes |
| 820-232 | NEWBURYPRK | 6006 | 2024-09-17 | Yes |
| 820-233 | SNLUSOBSPO | 616J | 2024-09-23 | Yes |
| 820-234 | OXNARD | 965H | 2020-09-17 | Yes |
| 820-235 | VNTRA CNTL | 6529 | 2024-11-07 | Yes |
| 820-236 | SANBARBARA | 478J | 2024-11-13 | Yes |
| 820-237 | ATASCADERO | 6529 | 2024-12-16 | Yes |
| 820-238 | CAMARILLO | 6010 | 2024-12-30 | Yes |
| 820-239 | NEWBURYPRK | 6010 | 2025-01-06 | Yes |
| 820-240 | SANBARBARA | 700J | 2025-02-12 | Yes |
| 820-241 | ATASCADERO | 6529 | 2025-04-25 | Yes |
| 820-242 | EL RIO | 649C | 2025-09-18 | Yes |
| 820-243 | CAMARILLO | 649C | 2025-10-02 | Yes |
| 820-244 | SANTAMARIA | 649C | 2025-10-03 | Yes |
| 820-245 | SANTAPAULA | 6010 | 2025-10-30 | Yes |
| 820-246 | ATASCADERO | 6529 | 2025-11-06 | Yes |
| 820-247 | NEWBURYPRK | 649C | 2026-02-18 | Yes |
| 820-248 | SANTAMARIA | 649C | 2026-07-24 | Yes |
| 820-249 | VNTRA CNTL | 6529 | 2026-08-20 | Yes |
| 820-250 | OJAI | 6010 | 2026-08-26 | Yes |
| 820-251 | PASOROBLES | 649C | 2026-08-27 | Yes |
| 820-280 | LOS ALAMOS | 321J | 2019-10-02 | Yes |
| 820-288 | VNTRA EAST | 965H | 2021-01-27 | Yes |
| 820-299 | CAMARILLO | 965H | 2021-01-27 | Yes |
| 820-300 | GUADALUPE | 649C | 2019-01-15 | Yes |
| 820-311 | XXXXXXXXXX | MULT | — | — |
| 820-333 | THOUSAOAKS | 965H | 2019-01-23 | Yes |
| 820-336 | GUADALUPE | 965H | 2021-03-12 | Yes |
| 820-345 | EL RIO | 965H | 2020-07-02 | Yes |
| 820-346 | ARROYOGRND | 965H | 2020-11-16 | Yes |
| 820-348 | OXNARD | 965H | 2021-01-11 | Yes |
| 820-356 | POINT MUGU | 965H | 2021-01-13 | Yes |
| 820-380 | PISMOBEACH | 649C | 2022-11-18 | Yes |
| 820-386 | SIMIVALLEY | 965H | 2022-05-31 | Yes |
| 820-400 | PARKFIELD | 506J | — | Yes |
| 820-411 | XXXXXXXXXX | MULT | — | — |
| 820-426 | CAMARILLO | 516J | 2022-02-18 | Yes |
| 820-432 | NEWBURYPRK | 965H | 2021-08-05 | Yes |
| 820-444 | NEWBURYPRK | 965H | 2019-01-25 | Yes |
| 820-465 | OXNARD | 965H | 2020-07-10 | Yes |
| 820-500 | GAVIOTA | 965H | 2019-12-05 | Yes |
| 820-502 | SIMIVALLEY | 624H | 2023-12-05 | Yes |
| 820-511 | XXXXXXXXXX | MULT | — | — |
| 820-529 | PIRU | 965H | 2019-12-17 | Yes |
| 820-555 | DIR ASST | MULT | — | — |
| 820-587 | SANBARBARA | 965H | 2021-08-23 | Yes |
| 820-600 | PISMOBEACH | 965H | 2019-12-05 | Yes |
| 820-611 | XXXXXXXXXX | MULT | — | — |
| 820-666 | SNLUSOBSPO | 965H | 2019-01-24 | Yes |
| 820-667 | OXNARD | 965H | 2021-08-05 | Yes |
| 820-700 | — | — | ||
| 820-711 | XXXXXXXXXX | MULT | — | — |
| 820-732 | VNTRA CNTL | 965H | 2020-07-10 | Yes |
| 820-758 | SANBARBARA | 965H | 2020-07-10 | Yes |
| 820-777 | SANTAPAULA | 965H | 2019-01-22 | Yes |
| 820-786 | ATASCADERO | 965H | 2021-08-05 | Yes |
| 820-799 | CAMARILLO | 965H | 2022-02-23 | Yes |
| 820-800 | CAYUCOS | 965H | 2019-12-05 | Yes |
| 820-811 | XXXXXXXXXX | MULT | — | — |
| 820-820 | SANBARBARA | 824J | 2026-06-05 | Yes |
| 820-822 | OXNARD | 965H | 2021-09-22 | Yes |
| 820-823 | SANTA YNEZ | 649C | 2023-01-31 | Yes |
| 820-837 | OXNARD | 516J | 2022-01-10 | Yes |
| 820-842 | OAKVIEW | 965H | 2020-11-04 | Yes |
| 820-850 | FILLMORE | 624H | 2023-04-12 | Yes |
| 820-880 | SANBARBARA | 193E | 2026-05-20 | Yes |
| 820-888 | SIMIVALLEY | 145J | 2018-12-24 | Yes |
| 820-899 | SANTAMARIA | 965H | 2021-01-13 | Yes |
| 820-900 | BRADLEY | 965H | 2019-12-05 | 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.