All assignees
617 prefixes in 337 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 337-300 | ELTON | 150C | 2004-03-19 | Yes |
| 337-301 | ELTON | 6505 | 2004-03-16 | Yes |
| 337-302 | LK CHARLES | 6214 | — | — |
| 337-303 | LAFAYETTE | 6214 | — | Yes |
| 337-304 | LK CHARLES | 6214 | 2001-01-31 | — |
| 337-305 | EUNICE | 6505 | 2002-05-03 | Yes |
| 337-306 | RAYNE | 6505 | 2002-05-03 | Yes |
| 337-307 | KROTZ SPG | 6505 | 2002-05-03 | Yes |
| 337-308 | OPELOUSAS | 6214 | 2002-04-09 | Yes |
| 337-309 | LK CHARLES | 6214 | 2002-04-09 | Yes |
| 337-310 | LK CHARLES | 7488 | — | — |
| 337-311 | XXXXXXXXXX | MULT | — | — |
| 337-312 | LK CHARLES | 7488 | 2001-06-12 | Yes |
| 337-313 | SULPHUR | 3232 | 2003-08-08 | Yes |
| 337-314 | LAFAYETTE | 829J | — | — |
| 337-315 | LAFAYETTE | 6214 | 2001-10-26 | Yes |
| 337-316 | LAFAYETTE | 5562 | 2001-09-17 | Yes |
| 337-317 | DE QUINCY | 6214 | 2004-03-16 | Yes |
| 337-318 | LEESVILLE | 749E | 2024-04-18 | Yes |
| 337-319 | LAFAYETTE | 5562 | — | Yes |
| 337-320 | OBERLIN | 150C | 2004-03-19 | Yes |
| 337-321 | NEW IBERIA | 6214 | 2002-04-04 | Yes |
| 337-322 | LAFAYETTE | 6214 | 2001-04-17 | Yes |
| 337-323 | OPELOUSAS | 829J | 2002-10-07 | Yes |
| 337-324 | VINTON | 516C | 2002-04-19 | Yes |
| 337-325 | CARENCRO | 8839 | 2002-04-22 | — |
| 337-326 | LAFAYETTE | 3232 | 2002-04-29 | Yes |
| 337-327 | CROWLEY | 829J | 2002-10-07 | Yes |
| 337-328 | SUGARTOWN | 0430 | — | — |
| 337-329 | JENNINGS | 6505 | 2002-05-03 | Yes |
| 337-330 | BROUSSARD | 829J | 2001-04-11 | Yes |
| 337-331 | OPELOUSAS | 6505 | 2002-05-03 | Yes |
| 337-332 | BREAUX BDG | 0434 | — | — |
| 337-333 | RAYNE | 829J | 2005-04-26 | Yes |
| 337-334 | RAYNE | 9419 | — | Yes |
| 337-335 | NEW IBERIA | 5562 | 2003-04-14 | Yes |
| 337-336 | VL PLATTE | 6505 | 2004-03-16 | Yes |
| 337-337 | LEESVILLE | 749E | 2022-09-27 | Yes |
| 337-338 | WELSH | 5562 | 2004-03-19 | Yes |
| 337-339 | JEANERETTE | 6505 | 2003-03-03 | Yes |
| 337-340 | MERRYVILLE | 6505 | 2002-04-19 | Yes |
| 337-341 | STMARTINVL | 260H | 2024-03-14 | Yes |
| 337-342 | STMARTINVL | 6214 | 2002-08-20 | Yes |
| 337-343 | DE RIDDER | 5562 | 2002-12-19 | Yes |
| 337-344 | LAFAYETTE | 6214 | — | — |
| 337-345 | LAFAYETTE | 749E | 2017-09-26 | Yes |
| 337-346 | FRANKLIN | 6505 | 2003-03-03 | Yes |
| 337-347 | LAFAYETTE | 6505 | 2003-08-22 | Yes |
| 337-348 | DE RIDDER | 150C | 2002-12-30 | Yes |
| 337-349 | LAFAYETTE | 6214 | — | Yes |
| 337-350 | CENTERVL | 6214 | 2003-01-30 | Yes |
| 337-351 | OPELOUSAS | 6214 | — | — |
| 337-352 | NEW IBERIA | 6505 | 2003-03-03 | Yes |
| 337-353 | LEESVILLE | 6214 | 2003-04-16 | — |
| 337-354 | LAFAYETTE | 9419 | 2003-04-23 | Yes |
| 337-355 | FRANKLIN | 8839 | 2002-04-22 | — |
| 337-356 | LAFAYETTE | 6214 | 2003-09-17 | Yes |
| 337-357 | WEEKS IS | 6505 | 2003-03-03 | Yes |
| 337-358 | IOWA | 6214 | 2004-03-16 | Yes |
| 337-359 | NEW IBERIA | 9419 | — | Yes |
| 337-360 | VL PLATTE | 0434 | — | — |
| 337-361 | ERATH | 318J | 2017-12-14 | Yes |
| 337-362 | LAFAYETTE | 153F | 2003-05-21 | Yes |
| 337-363 | VL PLATTE | 0434 | — | — |
| 337-364 | NEW IBERIA | 9419 | — | — |
| 337-365 | NEW IBERIA | 9419 | — | — |
| 337-366 | LAFAYETTE | 8764 | 2003-06-27 | Yes |
| 337-367 | NEW IBERIA | 9419 | — | — |
| 337-368 | JENNINGS | 6214 | 2003-08-05 | Yes |
| 337-369 | NEW IBERIA | 9419 | — | Yes |
| 337-370 | JENNINGS | 5562 | 2001-01-09 | Yes |
| 337-371 | LAFAYETTE | 9419 | 2003-05-23 | Yes |
| 337-372 | MERRYVILLE | 6214 | 2003-05-20 | Yes |
| 337-373 | NEW IBERIA | 9419 | — | Yes |
| 337-374 | NEW IBERIA | 9419 | — | Yes |
| 337-375 | DE RIDDER | 6505 | 2003-09-17 | Yes |
| 337-376 | NEW IBERIA | 3232 | 2003-09-17 | Yes |
| 337-377 | LK CHARLES | 5562 | 2003-09-17 | Yes |
| 337-378 | LEESVILLE | 3232 | 2003-09-17 | Yes |
| 337-379 | IOWA | 5562 | 2004-03-19 | Yes |
| 337-380 | NEW IBERIA | 6214 | — | — |
| 337-381 | OPELOUSAS | 7488 | 2003-09-17 | Yes |
| 337-382 | ABBEVILLE | 6214 | 2017-03-08 | Yes |
| 337-383 | LEESVILLE | 9419 | — | Yes |
| 337-384 | CROWLEY | 6214 | 2003-09-17 | Yes |
| 337-385 | ABBEVILLE | 829J | 2003-09-17 | Yes |
| 337-386 | DE QUINCY | 624H | — | Yes |
| 337-387 | WELSH | 150C | 2004-03-19 | Yes |
| 337-388 | JENNINGS | 6214 | 2009-09-30 | Yes |
| 337-389 | OBERLIN | 150C | 2004-03-19 | Yes |
| 337-390 | KINDER | 150C | 2004-03-19 | Yes |
| 337-391 | IOWA | 5562 | 2004-03-19 | Yes |
| 337-392 | LEESVILLE | 9419 | — | — |
| 337-393 | RAYNE | 7421 | 2004-03-22 | Yes |
| 337-394 | STMARTINVL | 9419 | — | — |
| 337-395 | LK CHARLES | 9419 | 2004-08-12 | — |
| 337-396 | DE RIDDER | 6214 | 2003-08-07 | Yes |
| 337-397 | LEESVILLE | 3232 | 2002-07-24 | Yes |
| 337-398 | CROWLEY | 318J | 2017-12-14 | Yes |
| 337-399 | LAFAYETTE | 197D | 2018-03-13 | 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.