All assignees
800 prefixes in 512 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 512-200 | AUSTIN | 6529 | — | Yes |
| 512-201 | AUSTIN | 6506 | 2011-12-20 | Yes |
| 512-202 | AUSTIN | 6506 | 2012-01-19 | Yes |
| 512-203 | AUSTIN | 6529 | 2002-11-14 | Yes |
| 512-204 | AUSTIN | 9748 | — | — |
| 512-205 | AUSTIN | 6630 | — | — |
| 512-206 | AUSTIN | 9533 | — | Yes |
| 512-207 | AUSTIN | 9533 | — | Yes |
| 512-208 | AUSTIN | 9748 | — | — |
| 512-209 | AUSTIN | 9748 | 2001-05-01 | — |
| 512-210 | SAN MARCOS | 6506 | 2015-03-27 | Yes |
| 512-211 | XXXXXXXXXX | MULT | — | — |
| 512-212 | MARTINDALE | 6534 | 2004-03-09 | Yes |
| 512-213 | LOCKHART | 6114 | 2003-02-11 | Yes |
| 512-214 | SAN MARCOS | 6529 | 2014-10-20 | Yes |
| 512-215 | AUSTIN | 793K | 2004-03-10 | Yes |
| 512-216 | SAN MARCOS | 6534 | 2006-11-01 | Yes |
| 512-217 | AUSTIN | 6534 | — | — |
| 512-218 | AUSTIN | 9533 | — | — |
| 512-219 | AUSTIN | 9533 | — | — |
| 512-220 | AUSTIN | 7670 | — | — |
| 512-221 | AUSTIN | 6534 | 2011-04-15 | Yes |
| 512-222 | AUSTIN | 139F | 2010-02-18 | Yes |
| 512-223 | AUSTIN | 9533 | — | — |
| 512-224 | AUSTIN | 9533 | — | — |
| 512-225 | AUSTIN | 7516 | — | Yes |
| 512-226 | AUSTIN | 9533 | — | Yes |
| 512-227 | LOCKHART | 9533 | 2001-05-09 | Yes |
| 512-228 | AUSTIN | 9533 | — | Yes |
| 512-229 | ELGIN | 671J | — | Yes |
| 512-230 | AUSTIN | 6506 | 2011-03-25 | Yes |
| 512-231 | AUSTIN | 9533 | — | — |
| 512-232 | AUSTIN | 9533 | — | — |
| 512-233 | AUSTIN | 7249 | — | Yes |
| 512-234 | BURNET | 6506 | 2002-05-07 | Yes |
| 512-235 | AUSTIN | 6630 | — | — |
| 512-236 | AUSTIN | 9533 | — | Yes |
| 512-237 | SMITHVILLE | 9533 | — | Yes |
| 512-238 | AUSTIN | 9533 | — | — |
| 512-239 | AUSTIN | 9533 | — | Yes |
| 512-240 | GEORGETOWN | 7670 | — | Yes |
| 512-241 | AUSTIN | 9533 | — | Yes |
| 512-242 | AUSTIN | 9533 | — | — |
| 512-243 | AUSTIN | 9533 | — | Yes |
| 512-244 | AUSTIN | 9533 | — | — |
| 512-245 | SAN MARCOS | 2140 | — | — |
| 512-246 | AUSTIN | 9533 | — | — |
| 512-247 | AUSTIN | 9533 | — | Yes |
| 512-248 | AUSTIN | 9533 | — | — |
| 512-249 | AUSTIN | 9533 | — | — |
| 512-250 | AUSTIN | 9533 | — | — |
| 512-251 | AUSTIN | 9533 | — | — |
| 512-252 | AUSTIN | 9533 | — | — |
| 512-253 | PAIGE | 2154 | — | Yes |
| 512-254 | AUSTIN | 903C | 2023-05-16 | Yes |
| 512-255 | AUSTIN | 9533 | — | — |
| 512-256 | KYLE | 004F | 2012-02-17 | Yes |
| 512-257 | AUSTIN | 9533 | — | — |
| 512-258 | AUSTIN | 9533 | — | — |
| 512-259 | LEANDER | 9533 | — | — |
| 512-260 | LEANDER | 9533 | — | — |
| 512-261 | AUSTIN | 9533 | — | — |
| 512-262 | KYLE | 4344 | — | Yes |
| 512-263 | AUSTIN | 9533 | — | — |
| 512-264 | AUSTIN | 9533 | — | Yes |
| 512-265 | BURNET | 6114 | 2011-04-20 | Yes |
| 512-266 | AUSTIN | 9533 | — | — |
| 512-267 | AUSTIN | 9533 | — | — |
| 512-268 | KYLE | 4344 | — | Yes |
| 512-269 | TAYLOR | 6529 | 2002-01-31 | Yes |
| 512-270 | AUSTIN | 6114 | 2013-03-27 | Yes |
| 512-271 | AUSTIN | 6114 | — | Yes |
| 512-272 | AUSTIN | 9533 | — | — |
| 512-273 | MCDADE | 2154 | — | Yes |
| 512-274 | JARRELL | 6630 | 2001-03-26 | — |
| 512-275 | AUSTIN | 7249 | — | Yes |
| 512-276 | AUSTIN | 9533 | — | Yes |
| 512-277 | BERTRAM | 073H | — | Yes |
| 512-278 | AUSTIN | 9533 | — | — |
| 512-279 | AUSTIN | 7516 | — | — |
| 512-280 | AUSTIN | 9533 | — | — |
| 512-281 | ELGIN | 9533 | — | Yes |
| 512-282 | AUSTIN | 9533 | — | — |
| 512-283 | AUSTIN | 9533 | — | — |
| 512-284 | AUSTIN | 6534 | — | Yes |
| 512-285 | ELGIN | 9533 | — | Yes |
| 512-286 | AUSTIN | 9533 | 2001-05-22 | — |
| 512-287 | AUSTIN | 6529 | 2006-11-21 | Yes |
| 512-288 | AUSTIN | 9533 | — | — |
| 512-289 | AUSTIN | 6534 | 2001-10-02 | — |
| 512-290 | ROCKDALE | 5562 | 2006-12-15 | Yes |
| 512-291 | AUSTIN | 9533 | — | Yes |
| 512-292 | AUSTIN | 9533 | — | — |
| 512-293 | AUSTIN | 6529 | — | — |
| 512-294 | AUSTIN | 6529 | — | Yes |
| 512-295 | BUDA | 4344 | — | Yes |
| 512-296 | AUSTIN | 6529 | — | Yes |
| 512-297 | AUSTIN | 6529 | — | Yes |
| 512-298 | AUSTIN | 6534 | 2011-06-21 | Yes |
| 512-299 | AUSTIN | 903C | — | 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.