All assignees
797 prefixes in 817 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 817-200 | ARLINGTON | 7516 | — | Yes |
| 817-201 | GLENDALE | 6534 | 2004-10-04 | Yes |
| 817-202 | CLEBURNE | 9533 | — | Yes |
| 817-203 | GRAPEVINE | 177F | — | Yes |
| 817-204 | FORT WORTH | 7670 | — | Yes |
| 817-205 | FORT WORTH | 7670 | — | Yes |
| 817-206 | ARLINGTON | 9533 | — | — |
| 817-207 | FORT WORTH | 9533 | — | Yes |
| 817-208 | FORT WORTH | 7670 | — | — |
| 817-209 | ARLINGTON | 7670 | — | Yes |
| 817-210 | FORT WORTH | 7421 | — | Yes |
| 817-211 | XXXXXXXXXX | MULT | — | — |
| 817-212 | FORT WORTH | 9533 | — | Yes |
| 817-213 | ARLINGTON | 9533 | — | Yes |
| 817-214 | FORT WORTH | 903C | 2023-05-22 | Yes |
| 817-215 | FORT WORTH | 9533 | — | Yes |
| 817-216 | ARLINGTON | 6630 | — | — |
| 817-217 | ARLINGTON | 6506 | 2006-11-02 | Yes |
| 817-218 | ARLINGTON | 6630 | — | — |
| 817-219 | GRANBURY | 6534 | — | — |
| 817-220 | SPRINGTOWN | 2154 | — | — |
| 817-221 | RENO | 2154 | — | Yes |
| 817-222 | FORT WORTH | 9533 | — | — |
| 817-223 | GLENDALE | 6534 | — | — |
| 817-224 | ROANOKE | 9533 | — | Yes |
| 817-225 | MANSFIELD | 903C | — | Yes |
| 817-226 | ARLINGTON | 9533 | — | Yes |
| 817-227 | ARLINGTON | 9748 | — | — |
| 817-228 | GLENDALE | 6534 | — | — |
| 817-229 | GLENDALE | 6534 | — | — |
| 817-230 | FORT WORTH | 9533 | — | Yes |
| 817-231 | FORT WORTH | 9533 | — | Yes |
| 817-232 | FORT WORTH | 9533 | — | — |
| 817-233 | ARLINGTON | 6534 | — | — |
| 817-234 | FORT WORTH | 9533 | — | — |
| 817-235 | ARLINGTON | 6534 | — | — |
| 817-236 | FORT WORTH | 9533 | — | — |
| 817-237 | FORT WORTH | 9533 | — | — |
| 817-238 | FORT WORTH | 9533 | — | Yes |
| 817-239 | ARLINGTON | 6534 | — | — |
| 817-240 | CLEBURNE | 6534 | — | Yes |
| 817-241 | CRESSON | 903C | — | Yes |
| 817-242 | GODLEY | 903C | — | Yes |
| 817-243 | GRANBURY | 6534 | — | Yes |
| 817-244 | FORT WORTH | 9533 | — | — |
| 817-245 | FORT WORTH | 9533 | — | — |
| 817-246 | FORT WORTH | 9533 | — | — |
| 817-247 | ARLINGTON | 6534 | — | — |
| 817-248 | FORT WORTH | 9533 | — | — |
| 817-249 | FORT WORTH | 9533 | — | Yes |
| 817-250 | FORT WORTH | 9533 | — | — |
| 817-251 | GRAPEVINE | 4344 | — | — |
| 817-252 | FORT WORTH | 9533 | — | Yes |
| 817-253 | GLENDALE | 6534 | — | — |
| 817-254 | FORT WORTH | 624H | 2023-07-05 | Yes |
| 817-255 | FORT WORTH | 9533 | — | Yes |
| 817-256 | FORT WORTH | 7229 | — | Yes |
| 817-257 | FORT WORTH | 829J | — | — |
| 817-258 | FORT WORTH | 9533 | — | Yes |
| 817-259 | FORT WORTH | 7715 | — | — |
| 817-260 | ARLINGTON | 7715 | — | — |
| 817-261 | ARLINGTON | 9533 | — | — |
| 817-262 | ARLINGTON | 9533 | — | Yes |
| 817-263 | FORT WORTH | 9533 | — | — |
| 817-264 | ARLINGTON | 9533 | — | Yes |
| 817-265 | ARLINGTON | 9533 | — | — |
| 817-266 | GLENDALE | 6534 | — | — |
| 817-267 | EULESS | 9533 | — | — |
| 817-268 | EULESS | 9533 | — | Yes |
| 817-269 | GLENDALE | 6534 | — | — |
| 817-270 | AZLE | 4344 | — | Yes |
| 817-271 | ARLINGTON | 6534 | — | — |
| 817-272 | ARLINGTON | 9533 | — | — |
| 817-273 | ARLINGTON | 9533 | — | — |
| 817-274 | ARLINGTON | 9533 | — | — |
| 817-275 | ARLINGTON | 9533 | — | — |
| 817-276 | ARLINGTON | 9533 | — | — |
| 817-277 | ARLINGTON | 9533 | — | — |
| 817-278 | FORT WORTH | 9533 | — | — |
| 817-279 | GRANBURY | 9533 | — | Yes |
| 817-280 | EULESS | 9533 | — | — |
| 817-281 | NRICHLDHLS | 9533 | — | — |
| 817-282 | EULESS | 9533 | — | — |
| 817-283 | EULESS | 9533 | — | — |
| 817-284 | ATLAS | 9533 | — | — |
| 817-285 | EULESS | 9533 | — | Yes |
| 817-286 | ATLAS | 6114 | — | Yes |
| 817-287 | ARLINGTON | 7516 | — | Yes |
| 817-288 | FORT WORTH | 7516 | — | Yes |
| 817-289 | FORT WORTH | 671J | — | — |
| 817-290 | ATLAS | 7229 | 2002-10-01 | Yes |
| 817-291 | ARLINGTON | 6534 | — | — |
| 817-292 | FORT WORTH | 9533 | — | — |
| 817-293 | FORT WORTH | 9533 | — | — |
| 817-294 | FORT WORTH | 9533 | — | — |
| 817-295 | FORT WORTH | 9533 | — | — |
| 817-296 | ARLINGTON | 6534 | — | — |
| 817-297 | FORT WORTH | 9533 | — | — |
| 817-298 | FORT WORTH | 9533 | — | Yes |
| 817-299 | ARLINGTON | 9533 | — | 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.