All assignees
475 prefixes in 424 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 424-400 | REDONDO | 649C | — | Yes |
| 424-401 | LOMITA | 394L | 2017-09-28 | Yes |
| 424-402 | W ANGELES | 6010 | 2016-07-22 | Yes |
| 424-403 | CMTN CMTN | 6529 | 2016-11-02 | Yes |
| 424-404 | REDONDO | 373F | 2017-06-30 | Yes |
| 424-405 | EL SEGUNDO | 6006 | 2017-10-11 | Yes |
| 424-406 | CMTN CMTN | 981E | 2018-04-02 | Yes |
| 424-407 | W ANGELES | 899D | 2018-04-16 | Yes |
| 424-408 | REDONDO | 6006 | — | Yes |
| 424-409 | REDONDO | 6010 | 2018-03-22 | Yes |
| 424-410 | SNMN MRVS | 6006 | 2017-10-03 | Yes |
| 424-411 | XXXXXXXXXX | MULT | — | — |
| 424-412 | INGLEWOOD | 0051 | 2018-05-08 | — |
| 424-413 | SNMN SNMN | 899D | 2018-05-15 | Yes |
| 424-414 | INGLEWOOD | 073H | 2016-12-15 | Yes |
| 424-415 | CMTN GRDN | 6529 | 2020-02-05 | Yes |
| 424-416 | SNMN SNMN | 6010 | 2018-05-15 | Yes |
| 424-417 | SAN PEDRO | 671J | 2018-07-03 | Yes |
| 424-418 | BEVERLYHLS | 0051 | 2018-07-31 | — |
| 424-419 | INGLEWOOD | 7240 | 2018-01-26 | Yes |
| 424-420 | INGLEWOOD | 6529 | 2019-01-31 | Yes |
| 424-421 | BEVERLYHLS | 6529 | 2016-09-21 | Yes |
| 424-422 | MALIBU | 981E | 2019-02-08 | Yes |
| 424-423 | EL SEGUNDO | 7139 | 2016-12-27 | Yes |
| 424-424 | CMTN GRDN | 965H | 2020-05-27 | Yes |
| 424-425 | MALIBU | 6006 | 2018-03-06 | Yes |
| 424-426 | HAWTHORNE | 7240 | 2018-10-30 | Yes |
| 424-427 | CMTN CMTN | 981E | 2019-02-05 | Yes |
| 424-428 | SNMN MRVS | 981E | 2019-04-04 | Yes |
| 424-429 | CMTN CMTN | 6529 | 2019-05-10 | Yes |
| 424-430 | CMTN GRDN | 981E | 2019-05-14 | Yes |
| 424-431 | BEVERLYHLS | 981E | 2019-05-21 | Yes |
| 424-432 | AVALON | 597F | 2019-07-18 | Yes |
| 424-433 | SNMN SNMN | 793K | — | Yes |
| 424-434 | CULVERCITY | 793K | 2019-05-06 | Yes |
| 424-435 | TORRANCE | 6529 | 2019-05-28 | Yes |
| 424-436 | SNMN SNMN | 6529 | 2019-08-05 | Yes |
| 424-437 | HAWTHORNE | 6529 | 2019-08-07 | Yes |
| 424-438 | BEVERLYHLS | 981E | 2019-08-13 | Yes |
| 424-439 | INGLEWOOD | 7139 | 2019-09-11 | Yes |
| 424-440 | W ANGELES | 6529 | 2019-06-18 | Yes |
| 424-441 | MALIBU | 6006 | 2020-01-31 | Yes |
| 424-442 | W ANGELES | 829J | 2008-06-24 | Yes |
| 424-443 | SNMN MRVS | 6010 | 2015-07-06 | Yes |
| 424-444 | CMTN CMTN | 981E | — | Yes |
| 424-445 | REDONDO | 6010 | 2020-03-18 | Yes |
| 424-446 | BEVERLYHLS | 7139 | 2020-05-14 | Yes |
| 424-447 | INGLEWOOD | 6006 | 2020-09-08 | Yes |
| 424-448 | BEVERLYHLS | 6529 | 2021-03-19 | Yes |
| 424-449 | CMTN CMTN | 6529 | 2021-06-17 | Yes |
| 424-450 | SAN PEDRO | 6010 | 2019-07-17 | Yes |
| 424-451 | SAN PEDRO | 6006 | 2021-07-30 | Yes |
| 424-452 | REDONDO | 649C | 2016-01-05 | Yes |
| 424-453 | BEVERLYHLS | 7139 | 2021-08-25 | Yes |
| 424-454 | CMTN CMTN | 6529 | 2021-10-28 | Yes |
| 424-455 | CULVERCITY | 965H | 2020-05-28 | Yes |
| 424-456 | HAWTHORNE | 793K | — | Yes |
| 424-457 | BEVERLYHLS | 6529 | 2021-08-17 | Yes |
| 424-458 | REDONDO | 981E | 2021-08-26 | Yes |
| 424-459 | HAWTHORNE | 939H | 2021-09-23 | Yes |
| 424-460 | CULVERCITY | 981E | 2021-10-28 | Yes |
| 424-461 | LOMITA | 939H | 2021-09-24 | Yes |
| 424-462 | SAN PEDRO | 6529 | 2021-11-18 | Yes |
| 424-463 | INGLEWOOD | 6529 | 2021-11-10 | Yes |
| 424-464 | MALIBU | 981E | 2022-01-10 | Yes |
| 424-465 | W ANGELES | 981E | — | Yes |
| 424-466 | BEVERLYHLS | 965H | 2021-07-07 | Yes |
| 424-467 | W ANGELES | 6529 | 2022-01-14 | Yes |
| 424-468 | BEVERLYHLS | 6529 | 2021-12-02 | Yes |
| 424-469 | CMTN GRDN | 6529 | 2021-10-04 | Yes |
| 424-470 | BEVERLYHLS | 6529 | 2022-08-12 | Yes |
| 424-471 | REDONDO | 6529 | 2022-01-07 | Yes |
| 424-472 | BEVERLYHLS | 671J | 2022-06-30 | Yes |
| 424-473 | SAN PEDRO | 6529 | 2022-02-10 | Yes |
| 424-474 | CULVERCITY | 671J | 2022-06-29 | Yes |
| 424-475 | TORRANCE | 6529 | 2021-12-10 | Yes |
| 424-476 | REDONDO | 649C | — | Yes |
| 424-477 | SAN PEDRO | 792K | 2006-06-20 | Yes |
| 424-478 | BEVERLYHLS | 981E | 2022-09-14 | Yes |
| 424-479 | CULVERCITY | 7139 | 2022-11-08 | Yes |
| 424-480 | INGLEWOOD | 981E | 2022-09-14 | Yes |
| 424-481 | HAWTHORNE | 6529 | 2022-03-21 | Yes |
| 424-482 | SAN PEDRO | 6529 | 2022-08-15 | Yes |
| 424-483 | W ANGELES | 6529 | 2022-12-01 | Yes |
| 424-484 | TORRANCE | 649C | 2022-09-16 | Yes |
| 424-485 | BEVERLYHLS | 6529 | 2022-12-28 | Yes |
| 424-486 | CMTN GRDN | 7139 | 2023-01-26 | Yes |
| 424-487 | SNMN SNMN | 6006 | 2023-03-24 | Yes |
| 424-488 | TORRANCE | 649C | — | Yes |
| 424-489 | SAN PEDRO | 6529 | 2018-01-10 | Yes |
| 424-490 | SNMN SNMN | 649C | 2023-09-19 | Yes |
| 424-491 | HAWTHORNE | 981E | 2022-10-21 | Yes |
| 424-492 | TORRANCE | 649C | 2023-06-26 | Yes |
| 424-493 | MALIBU | 7139 | 2023-06-29 | Yes |
| 424-494 | SAN PEDRO | 6010 | 2023-07-14 | Yes |
| 424-495 | LOMITA | 649C | 2023-08-17 | Yes |
| 424-496 | CMTN CMTN | 649C | 2023-08-17 | Yes |
| 424-497 | HAWTHORNE | 6006 | 2023-09-13 | Yes |
| 424-498 | HAWTHORNE | 649C | 2023-10-02 | Yes |
| 424-499 | EL SEGUNDO | 981E | 2019-05-01 | 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.