All assignees
617 prefixes in 337 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 337-200 | BASILE | 6505 | 2004-03-16 | Yes |
| 337-201 | NEW IBERIA | 5562 | — | Yes |
| 337-202 | DE RIDDER | 829J | — | Yes |
| 337-203 | LACASSINE | 6214 | 2022-09-07 | Yes |
| 337-204 | XXXXXXXXXX | 9419 | — | — |
| 337-205 | LAFAYETTE | 3232 | — | Yes |
| 337-206 | OPELOUSAS | 8839 | — | — |
| 337-207 | LAFAYETTE | 6505 | — | — |
| 337-208 | LEESVILLE | 6214 | — | — |
| 337-209 | NEW IBERIA | 8839 | — | — |
| 337-210 | LAFAYETTE | 3232 | — | Yes |
| 337-211 | XXXXXXXXXX | MULT | — | — |
| 337-212 | LAFAYETTE | 5562 | — | Yes |
| 337-213 | LEESVILLE | 5562 | 2002-12-19 | Yes |
| 337-214 | LK CHARLES | 3232 | — | Yes |
| 337-215 | SULPHUR | 5562 | — | Yes |
| 337-216 | LAFAYETTE | 9419 | — | Yes |
| 337-217 | LK CHARLES | 9419 | — | — |
| 337-218 | JENNINGS | 5562 | 2003-03-12 | Yes |
| 337-219 | LK CHARLES | 6630 | — | — |
| 337-220 | TURKEY CRK | 508J | — | Yes |
| 337-221 | DE RIDDER | 829J | 2013-05-31 | Yes |
| 337-222 | DE QUINCY | 5562 | 2004-03-19 | Yes |
| 337-223 | GUEYDAN | 6505 | 2002-05-03 | Yes |
| 337-224 | LAFAYETTE | 6505 | — | — |
| 337-225 | KAPLAN | 0432 | — | — |
| 337-226 | DE RIDDER | 6505 | 2011-03-10 | Yes |
| 337-227 | CHURCH PT | 6505 | 2004-03-16 | Yes |
| 337-228 | HENDERSON | 0434 | — | — |
| 337-229 | LOREAUVL | 9419 | — | Yes |
| 337-230 | LAFAYETTE | 6505 | — | — |
| 337-231 | LAFAYETTE | 9419 | — | Yes |
| 337-232 | LAFAYETTE | 9419 | — | — |
| 337-233 | LAFAYETTE | 9419 | — | — |
| 337-234 | LAFAYETTE | 9419 | — | — |
| 337-235 | LAFAYETTE | 9419 | — | — |
| 337-236 | LAFAYETTE | 9419 | — | Yes |
| 337-237 | LAFAYETTE | 9419 | — | — |
| 337-238 | LEESVILLE | 9419 | — | Yes |
| 337-239 | LEESVILLE | 9419 | — | — |
| 337-240 | LK CHARLES | 6214 | 2002-04-04 | Yes |
| 337-241 | JEANERETTE | 6505 | 2002-02-13 | — |
| 337-242 | STMARTINVL | 6214 | 2015-11-23 | Yes |
| 337-243 | CENTERVL | 749E | 2016-03-18 | Yes |
| 337-244 | LK CHARLES | 6505 | 2005-03-10 | — |
| 337-245 | SWEET LAKE | 6214 | 2009-07-01 | Yes |
| 337-246 | JENNINGS | 6214 | 2001-03-14 | Yes |
| 337-247 | LAFAYETTE | 6505 | 2001-05-23 | Yes |
| 337-248 | BROUSSARD | 8839 | 2001-09-24 | — |
| 337-249 | SWEET LAKE | 5562 | 2001-03-09 | Yes |
| 337-250 | CROWLEY | 6214 | — | Yes |
| 337-251 | NEW IBERIA | 5562 | 2001-03-14 | Yes |
| 337-252 | BROUSSARD | 9419 | 2013-11-08 | Yes |
| 337-253 | NEW IBERIA | 318J | — | — |
| 337-254 | LAFAYETTE | 653C | 2001-06-15 | Yes |
| 337-255 | LAFAYETTE | 150C | 2001-08-23 | — |
| 337-256 | NEW IBERIA | 6214 | 2001-10-18 | Yes |
| 337-257 | LAFAYETTE | 6214 | 2001-06-28 | — |
| 337-258 | LAFAYETTE | 6214 | 2001-10-18 | — |
| 337-259 | LAFAYETTE | 321J | 2023-03-10 | Yes |
| 337-260 | XXXXXXXXXX | 9419 | — | — |
| 337-261 | LAFAYETTE | 9419 | — | — |
| 337-262 | LAFAYETTE | 9419 | — | — |
| 337-263 | LK CHARLES | 6505 | 2001-05-15 | — |
| 337-264 | LAFAYETTE | 9419 | — | Yes |
| 337-265 | LAFAYETTE | 9419 | — | Yes |
| 337-266 | LAFAYETTE | 9419 | — | Yes |
| 337-267 | LAFAYETTE | 9419 | — | Yes |
| 337-268 | LAFAYETTE | 9419 | — | Yes |
| 337-269 | LAFAYETTE | 9419 | — | — |
| 337-270 | LAFAYETTE | 114J | 2019-11-05 | Yes |
| 337-271 | LAFAYETTE | 6630 | — | — |
| 337-272 | LAFAYETTE | 9419 | — | Yes |
| 337-273 | LAFAYETTE | 9419 | — | Yes |
| 337-274 | LK CHARLES | 5562 | 2001-06-28 | Yes |
| 337-275 | JENNINGS | 6214 | 2001-09-17 | Yes |
| 337-276 | JEANERETTE | 9419 | — | Yes |
| 337-277 | LAFAYETTE | 6505 | — | — |
| 337-278 | LAFAYETTE | 6214 | — | — |
| 337-279 | LAFAYETTE | 9419 | 2001-08-06 | Yes |
| 337-280 | LAFAYETTE | 6214 | — | — |
| 337-281 | LAFAYETTE | 6505 | 2005-02-23 | — |
| 337-282 | GUEYDAN | 653C | 2017-03-30 | Yes |
| 337-283 | ABBEVILLE | 318J | 2017-12-05 | Yes |
| 337-284 | OPELOUSAS | 7488 | 2010-02-17 | Yes |
| 337-285 | KAPLAN | 318J | — | Yes |
| 337-286 | LEESVILLE | 9419 | — | Yes |
| 337-287 | SULPHUR | 6214 | 2001-06-15 | Yes |
| 337-288 | LAFAYETTE | 6214 | — | — |
| 337-289 | LAFAYETTE | 9419 | — | — |
| 337-290 | OPELOUSAS | 6214 | 2001-09-17 | Yes |
| 337-291 | LAFAYETTE | 9419 | — | Yes |
| 337-292 | LK CHARLES | 150C | 2001-11-01 | Yes |
| 337-293 | LAFAYETTE | 6630 | — | — |
| 337-294 | LAFAYETTE | 9419 | — | Yes |
| 337-295 | LAFAYETTE | 9419 | — | Yes |
| 337-296 | LAFAYETTE | 6505 | 2001-11-20 | — |
| 337-297 | LAFAYETTE | 6630 | — | — |
| 337-298 | LAFAYETTE | 6214 | — | — |
| 337-299 | LAFAYETTE | 6630 | — | — |
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.