All assignees
753 prefixes in 956 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 956-937 | LAREDO | 516J | 2021-04-12 | Yes |
| 956-942 | LAREDO | 6534 | 2024-01-18 | Yes |
| 956-943 | PORTISABEL | 9533 | — | Yes |
| 956-944 | PT MANSFLD | 2159 | — | — |
| 956-946 | MISSION | 965H | 2020-06-18 | Yes |
| 956-948 | ENCINAL | 9533 | — | Yes |
| 956-949 | LAREDO | 4290 | 2007-07-13 | Yes |
| 956-950 | — | — | ||
| 956-951 | LAREDO | 6506 | 2025-02-28 | Yes |
| 956-952 | LAREDO | 624H | 2021-01-25 | Yes |
| 956-953 | LOSFRESNOS | 903C | 2024-02-02 | Yes |
| 956-954 | BROWNSVL | 4290 | 2024-09-11 | Yes |
| 956-955 | LAREDO | 965H | 2020-07-10 | Yes |
| 956-956 | — | — | ||
| 956-957 | EDINBURG | 903C | 2020-10-19 | Yes |
| 956-958 | — | — | ||
| 956-959 | — | — | ||
| 956-960 | MISSION | 4290 | 2007-02-28 | Yes |
| 956-961 | PHARR | 4290 | 2006-06-06 | Yes |
| 956-962 | DOLORES | 6534 | 2017-06-27 | Yes |
| 956-963 | LA FERIA | 903C | 2024-03-22 | Yes |
| 956-964 | ENCINAL | 624H | 2021-01-25 | Yes |
| 956-965 | LAREDO | 624H | 2025-09-16 | Yes |
| 956-966 | RAYMONDVL | 4290 | 2001-08-24 | Yes |
| 956-968 | WESLACO | 4344 | — | — |
| 956-969 | WESLACO | 4344 | — | — |
| 956-970 | HARLINGEN | 4290 | 2005-12-05 | Yes |
| 956-971 | MCALLEN | 9533 | — | Yes |
| 956-972 | MCALLEN | 9533 | — | — |
| 956-973 | WESLACO | 4344 | — | Yes |
| 956-974 | MCALLEN | 903C | 2024-04-12 | Yes |
| 956-975 | WESLACO | 6534 | — | Yes |
| 956-976 | — | — | ||
| 956-977 | LAREDO | 965H | 2019-08-26 | Yes |
| 956-981 | LAREDO | 903C | 2026-08-19 | Yes |
| 956-982 | BROWNSVL | 9533 | — | — |
| 956-983 | BROWNSVL | 9533 | — | Yes |
| 956-984 | MCALLEN | 9533 | — | Yes |
| 956-985 | MCALLEN | 6506 | 2026-08-06 | Yes |
| 956-986 | BROWNSVL | 9533 | — | Yes |
| 956-987 | BROWNSVL | 732J | 2024-04-18 | Yes |
| 956-988 | — | — | ||
| 956-989 | LAREDO | 6534 | 2026-08-05 | Yes |
| 956-990 | HARLINGEN | 6534 | 2008-03-10 | Yes |
| 956-991 | EDINBURG | 515J | 2025-04-07 | Yes |
| 956-992 | MCALLEN | 9533 | — | Yes |
| 956-993 | BROWNSVL | 515J | 2025-04-07 | Yes |
| 956-994 | MCALLEN | 9533 | — | — |
| 956-995 | MCALLEN | 903C | 2025-03-18 | Yes |
| 956-996 | MISSION | 004F | 2016-06-27 | Yes |
| 956-997 | MISSION | 793K | 2015-10-05 | Yes |
| 956-998 | WESLACO | 6534 | 2011-04-25 | Yes |
| 956-999 | LAREDO | 319D | 2010-01-12 | 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.