All assignees
346 prefixes in 737 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 737-200 | ELGIN | 903C | 2015-10-13 | Yes |
| 737-201 | TAYLOR | 903C | 2014-12-24 | Yes |
| 737-202 | AUSTIN | 6114 | 2015-08-26 | Yes |
| 737-203 | AUSTIN | 7249 | 2015-09-22 | Yes |
| 737-204 | AUSTIN | 903C | 2015-11-18 | Yes |
| 737-205 | AUSTIN | 903C | — | Yes |
| 737-206 | BASTROP | 6529 | 2015-11-24 | Yes |
| 737-207 | AUSTIN | 7138 | 2015-11-18 | Yes |
| 737-208 | AUSTIN | 6506 | 2016-01-11 | Yes |
| 737-209 | AUSTIN | 793K | 2016-04-26 | Yes |
| 737-210 | AUSTIN | 903C | 2013-10-23 | Yes |
| 737-211 | XXXXXXXXXX | MULT | — | — |
| 737-212 | AUSTIN | 793K | 2015-11-18 | Yes |
| 737-213 | SAN MARCOS | 6506 | 2016-01-11 | Yes |
| 737-214 | SAN MARCOS | 903C | 2017-04-14 | Yes |
| 737-215 | GEORGETOWN | 6506 | 2016-01-11 | Yes |
| 737-216 | TAYLOR | 004F | 2016-06-28 | Yes |
| 737-217 | AUSTIN | 6529 | 2017-03-29 | Yes |
| 737-218 | AUSTIN | 177F | — | Yes |
| 737-219 | AUSTIN | 7138 | 2017-04-07 | Yes |
| 737-220 | AUSTIN | 197D | 2017-07-06 | Yes |
| 737-221 | SAN MARCOS | 6529 | 2017-07-20 | Yes |
| 737-222 | AUSTIN | 319D | 2013-08-13 | Yes |
| 737-223 | AUSTIN | 7138 | 2017-02-02 | Yes |
| 737-224 | AUSTIN | 7551 | 2017-10-27 | Yes |
| 737-225 | ROCKDALE | 5562 | — | Yes |
| 737-226 | AUSTIN | 6506 | 2015-07-01 | Yes |
| 737-227 | WIMBERLEY | 508J | 2017-09-19 | Yes |
| 737-228 | AUSTIN | 6534 | 2017-09-20 | Yes |
| 737-229 | AUSTIN | 7138 | 2017-12-11 | Yes |
| 737-230 | AUSTIN | 6534 | 2018-01-12 | Yes |
| 737-231 | AUSTIN | 004F | 2018-03-23 | Yes |
| 737-232 | ELGIN | 6529 | 2017-12-22 | Yes |
| 737-233 | ELGIN | 6506 | 2018-03-29 | Yes |
| 737-234 | JARRELL | 004F | 2018-05-02 | Yes |
| 737-235 | AUSTIN | 6506 | 2018-05-04 | Yes |
| 737-236 | AUSTIN | 004F | 2018-06-21 | Yes |
| 737-237 | AUSTIN | 903C | 2018-02-06 | Yes |
| 737-238 | BERTRAM | 004F | 2018-06-21 | Yes |
| 737-239 | AUSTIN | 597F | 2018-08-14 | Yes |
| 737-240 | GEORGETOWN | 6506 | 2016-10-11 | Yes |
| 737-241 | AUSTIN | 903C | 2017-08-16 | Yes |
| 737-242 | AUSTIN | 004F | — | Yes |
| 737-243 | AUSTIN | 177F | — | Yes |
| 737-244 | TAYLOR | 004F | 2019-09-10 | Yes |
| 737-245 | GEORGETOWN | 903C | 2018-02-26 | Yes |
| 737-246 | AUSTIN | 996H | 2018-09-27 | Yes |
| 737-247 | AUSTIN | 903C | — | Yes |
| 737-248 | KYLE | 7249 | 2016-10-27 | Yes |
| 737-249 | AUSTIN | 763H | 2018-10-02 | Yes |
| 737-250 | MARTINDALE | 903C | 2018-02-22 | Yes |
| 737-251 | BURNET | 177F | 2018-10-25 | Yes |
| 737-252 | LIBERTY HL | 177F | 2018-10-25 | Yes |
| 737-253 | GEORGETOWN | 197D | 2018-11-15 | Yes |
| 737-254 | AUSTIN | 7138 | 2025-05-06 | Yes |
| 737-255 | AUSTIN | 114J | 2019-03-01 | Yes |
| 737-256 | AUSTIN | 6506 | 2019-03-04 | Yes |
| 737-257 | SANGABRIEL | 004F | 2019-05-02 | Yes |
| 737-258 | MILANO | 7138 | 2019-07-26 | Yes |
| 737-259 | HUTTO | 6114 | 2019-09-20 | Yes |
| 737-260 | DRIPPNGSPG | 903C | 2018-02-26 | Yes |
| 737-261 | AUSTIN | 7138 | 2019-10-08 | Yes |
| 737-262 | AUSTIN | 6506 | 2019-10-16 | Yes |
| 737-263 | AUSTIN | 6534 | 2019-12-13 | Yes |
| 737-264 | LOCKHART | 5562 | 2019-12-30 | Yes |
| 737-265 | KYLE | 6534 | 2020-01-10 | Yes |
| 737-266 | SAN MARCOS | 6114 | 2020-01-23 | Yes |
| 737-267 | AUSTIN | 6534 | 2020-02-19 | Yes |
| 737-268 | AUSTIN | 6506 | 2020-06-10 | Yes |
| 737-269 | AUSTIN | 7138 | 2020-06-18 | Yes |
| 737-270 | AUSTIN | 478J | 2020-06-26 | Yes |
| 737-271 | DRIPPNGSPG | 903C | — | Yes |
| 737-272 | AUSTIN | 7138 | 2020-08-06 | Yes |
| 737-273 | AUSTIN | 903C | 2019-12-23 | Yes |
| 737-274 | BASTROP | 6529 | 2020-08-27 | Yes |
| 737-275 | GEORGETOWN | 004F | 2020-09-08 | Yes |
| 737-276 | KYLE | 6534 | 2020-09-16 | Yes |
| 737-277 | AUSTIN | 903C | 2020-08-12 | Yes |
| 737-278 | BASTROP | 6506 | 2020-09-23 | Yes |
| 737-279 | AUSTIN | 6506 | 2020-09-24 | Yes |
| 737-280 | AUSTIN | 6534 | 2020-09-28 | Yes |
| 737-281 | AUSTIN | 515J | 2020-09-28 | Yes |
| 737-282 | DALE/LTNSP | 903C | 2021-01-07 | Yes |
| 737-283 | LOMETA | 903C | 2021-01-08 | Yes |
| 737-284 | WIMBERLEY | 903C | 2021-01-08 | Yes |
| 737-285 | AUSTIN | 6534 | 2021-01-11 | Yes |
| 737-286 | KYLE | 939H | 2021-04-14 | Yes |
| 737-287 | LEANDER | 6529 | 2021-04-29 | Yes |
| 737-288 | AUSTIN | 965H | 2021-05-10 | Yes |
| 737-289 | AUSTIN | 7138 | 2021-06-18 | Yes |
| 737-290 | GEORGETOWN | 004F | 2021-07-29 | Yes |
| 737-291 | AUSTIN | 6534 | 2021-08-17 | Yes |
| 737-292 | AUSTIN | 903C | 2021-06-23 | Yes |
| 737-293 | BASTROP | 6529 | 2021-08-20 | Yes |
| 737-294 | BASTROP | 6529 | 2021-08-20 | Yes |
| 737-295 | AUSTIN | 903C | 2021-08-24 | Yes |
| 737-296 | AUSTIN | 6529 | 2021-08-24 | Yes |
| 737-297 | AUSTIN | 6529 | 2021-08-25 | Yes |
| 737-298 | LEANDER | 6529 | 2021-09-09 | Yes |
| 737-299 | LAMPASAS | 903C | 2018-02-26 | 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.