All assignees
617 prefixes in 337 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 337-501 | LAFAYETTE | 6214 | — | — |
| 337-502 | LK CHARLES | 829J | — | Yes |
| 337-503 | SULPHUR | 829J | 2005-10-27 | — |
| 337-504 | LAFAYETTE | 318J | — | Yes |
| 337-505 | LK CHARLES | 7488 | 2005-04-27 | Yes |
| 337-506 | VL PLATTE | 0434 | — | — |
| 337-507 | BREAUX BDG | 0434 | — | — |
| 337-508 | LK CHARLES | 653C | 2014-03-06 | Yes |
| 337-509 | LEESVILLE | 6214 | 2014-10-08 | Yes |
| 337-510 | SUNSET | 6505 | 2007-07-17 | Yes |
| 337-511 | XXXXXXXXXX | MULT | — | — |
| 337-512 | CARLYSS | 6214 | 2020-04-06 | Yes |
| 337-513 | LK CHARLES | 3232 | 2002-04-29 | Yes |
| 337-514 | CROWLEY | 3232 | 2002-07-24 | Yes |
| 337-515 | LK CHARLES | 6214 | — | — |
| 337-516 | ABBEVILLE | 6214 | 2014-05-19 | Yes |
| 337-517 | ABBEVILLE | 829J | — | Yes |
| 337-518 | VL PLATTE | 650C | 2016-10-20 | Yes |
| 337-519 | NEW IBERIA | 6214 | — | — |
| 337-520 | CARENCRO | 6214 | 2015-05-15 | Yes |
| 337-521 | LAFAYETTE | 9419 | — | Yes |
| 337-522 | ABBEVILLE | 6505 | 2003-03-03 | Yes |
| 337-523 | ABBEVILLE | 6505 | — | — |
| 337-524 | LAFAYETTE | 318J | — | Yes |
| 337-525 | DE QUINCY | 3232 | 2020-04-06 | Yes |
| 337-526 | LK CHARLES | 6214 | — | — |
| 337-527 | SULPHUR | 9419 | — | — |
| 337-528 | SULPHUR | 9419 | — | — |
| 337-529 | LK CHARLES | 6214 | — | Yes |
| 337-530 | XXXXXXXXXX | 9419 | — | — |
| 337-531 | LEESVILLE | 9419 | — | — |
| 337-532 | LK CHARLES | 6214 | — | Yes |
| 337-533 | SULPHUR | 9419 | — | — |
| 337-534 | LAFAYETTE | 9002 | 2008-04-18 | Yes |
| 337-535 | LEESVILLE | 9419 | — | — |
| 337-536 | GUEYDAN | 9419 | — | Yes |
| 337-537 | LEESVILLE | 9419 | — | — |
| 337-538 | GRANDCHNIR | 0425 | — | — |
| 337-539 | GUEYDAN | 749E | — | Yes |
| 337-540 | LK CHARLES | 5562 | — | Yes |
| 337-541 | LAFAYETTE | 508J | 2014-06-11 | Yes |
| 337-542 | CREOLE | 0425 | — | — |
| 337-543 | LAWTELL | 9419 | — | Yes |
| 337-544 | SUGARTOWN | 6505 | 2005-09-13 | Yes |
| 337-545 | CENTERVL | 653C | 2020-09-01 | Yes |
| 337-546 | EUNICE | 9419 | — | Yes |
| 337-547 | NEW IBERIA | 749E | 2021-01-29 | Yes |
| 337-548 | LAKEARTHUR | 7229 | 2007-01-10 | Yes |
| 337-549 | LK CHARLES | 425J | 2019-03-28 | Yes |
| 337-550 | EUNICE | 9419 | — | Yes |
| 337-551 | NEW IBERIA | 653C | 2008-04-30 | Yes |
| 337-552 | BROUSSARD | 6214 | 2006-04-19 | Yes |
| 337-553 | GUEYDAN | 6505 | 2021-02-10 | Yes |
| 337-554 | LAFAYETTE | 515J | 2021-04-01 | Yes |
| 337-555 | DIR ASST | MULT | — | — |
| 337-556 | CHURCH PT | 153F | 2021-06-04 | Yes |
| 337-557 | LAFAYETTE | 477H | 2021-08-12 | Yes |
| 337-558 | CARLYSS | 0425 | — | — |
| 337-559 | SWEET LAKE | 749E | — | Yes |
| 337-560 | NEW IBERIA | 9419 | — | — |
| 337-561 | DUSON | 749E | 2016-03-01 | Yes |
| 337-562 | LK CHARLES | 9419 | — | — |
| 337-563 | CARLYSS | 5562 | 2005-09-02 | Yes |
| 337-564 | LK CHARLES | 260H | — | Yes |
| 337-565 | CARENCRO | 318J | — | Yes |
| 337-566 | KROTZ SPG | 9419 | — | Yes |
| 337-567 | BREAUX BDG | 150C | 2021-10-19 | Yes |
| 337-568 | LAFAYETTE | 829J | 2022-03-30 | Yes |
| 337-569 | JOHNSOBYOU | 0425 | — | — |
| 337-570 | LK CHARLES | 6214 | — | Yes |
| 337-571 | LAFAYETTE | 653C | 2015-10-07 | Yes |
| 337-572 | LAFAYETTE | 9419 | — | Yes |
| 337-573 | YOUNGSVL | 516C | 2011-02-07 | Yes |
| 337-574 | DE RIDDER | 150C | 2022-02-24 | Yes |
| 337-575 | VINTON | 6214 | 2023-07-20 | Yes |
| 337-576 | EUNICE | 749E | 2023-08-11 | Yes |
| 337-577 | NEW IBERIA | 6214 | — | Yes |
| 337-578 | BALDWIN | 6214 | — | Yes |
| 337-579 | JEANERETTE | 6214 | — | Yes |
| 337-580 | EUNICE | 6214 | — | Yes |
| 337-581 | CROWLEY | 6214 | — | — |
| 337-582 | IOWA | 0434 | — | — |
| 337-583 | CARLYSS | 0425 | — | — |
| 337-584 | ELTON | 0434 | — | — |
| 337-585 | PORT BARRE | 9419 | — | Yes |
| 337-586 | WEEKS IS | 516J | 2022-01-27 | Yes |
| 337-587 | THORNWELL | 0434 | — | Yes |
| 337-588 | LACASSINE | 0434 | — | Yes |
| 337-589 | VINTON | 9419 | — | — |
| 337-590 | ABBEVILLE | 749E | 2023-08-11 | Yes |
| 337-591 | LAFAYETTE | 6505 | 2007-02-20 | — |
| 337-592 | KROTZ SPG | 6214 | — | Yes |
| 337-593 | LAFAYETTE | 9419 | — | — |
| 337-594 | OPELOUSAS | 9419 | — | Yes |
| 337-595 | ABBEVILLE | 153F | 2021-06-15 | Yes |
| 337-596 | LK CHARLES | 6630 | — | — |
| 337-597 | BASILE | 939H | 2023-08-22 | Yes |
| 337-598 | SWEET LAKE | 9419 | — | — |
| 337-599 | PINEPRAIRI | 0434 | — | Yes |
| 337-600 | ABBEVILLE | 749E | 2015-09-15 | 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.