All assignees
535 prefixes in 575 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 575-900 | VALLECITOS | 206F | 2018-05-08 | Yes |
| 575-904 | CANNON AFB | 206F | 2007-04-12 | Yes |
| 575-909 | ARTESIA | 6573 | — | — |
| 575-910 | ROSWELL | 6010 | — | — |
| 575-911 | MULT | — | — | |
| 575-912 | BAYARD | 206F | 2006-12-05 | Yes |
| 575-914 | ROSWELL | 6010 | 2001-12-18 | Yes |
| 575-915 | LAS CRUCES | 6534 | 2008-02-22 | Yes |
| 575-916 | GALLINA | 516J | 2022-03-01 | Yes |
| 575-921 | ALAMOGORDO | 9636 | — | Yes |
| 575-932 | LAS CRUCES | 661D | 2005-12-12 | Yes |
| 575-935 | CLOVIS | 777B | 2004-01-26 | — |
| 575-936 | DEMING | 6573 | 2007-06-21 | Yes |
| 575-937 | RUIDOSO | 5562 | 2001-10-12 | Yes |
| 575-940 | CAPITAN | 123F | 2015-09-01 | Yes |
| 575-941 | CARLSBAD | 438D | 2008-09-17 | — |
| 575-942 | HOBBS | 123F | — | Yes |
| 575-945 | LOGAN | 965H | 2020-09-03 | Yes |
| 575-950 | — | — | ||
| 575-952 | TRUTHCQNCS | 6573 | 2008-12-03 | Yes |
| 575-956 | SILVERCITY | 9636 | — | Yes |
| 575-958 | — | — | ||
| 575-959 | — | — | ||
| 575-963 | DELL CITY | 4433 | — | — |
| 575-964 | HOBBS | 7464 | 2007-02-13 | Yes |
| 575-966 | LA MESA | 516J | 2022-03-03 | Yes |
| 575-973 | RUIDOSO | 6573 | 2005-05-31 | Yes |
| 575-976 | — | — | ||
| 575-981 | QUEEN | 4433 | — | — |
| 575-985 | RANCHVALE | 2262 | — | — |
| 575-987 | TIMBERON | 4433 | — | — |
| 575-988 | CARLSBAD | 6573 | 2018-04-11 | Yes |
| 575-993 | LAS CRUCES | 6529 | — | Yes |
| 575-997 | SNA TERESA | 9636 | — | Yes |
| 575-999 | TAOS | 073H | 2017-03-09 | 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.