All assignees
753 prefixes in 956 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 956-700 | — | — | ||
| 956-701 | LAREDO | 6534 | 2013-10-25 | Yes |
| 956-702 | PHARR | 9533 | — | — |
| 956-703 | EDINBURG | 6534 | 2013-10-18 | Yes |
| 956-704 | LAREDO | 004F | 2015-09-22 | Yes |
| 956-705 | PHARR | 004F | 2023-01-20 | Yes |
| 956-706 | HARLINGEN | 4290 | — | Yes |
| 956-707 | LYFORD | 004F | 2015-09-22 | Yes |
| 956-708 | BROWNSVL | 6534 | 2015-03-03 | Yes |
| 956-709 | BROWNSVL | 903C | 2023-07-19 | Yes |
| 956-710 | HARLINGEN | 624H | 2019-10-25 | Yes |
| 956-711 | XXXXXXXXXX | MULT | — | — |
| 956-712 | LAREDO | 9533 | — | — |
| 956-713 | MCALLEN | 6506 | 2023-08-23 | Yes |
| 956-714 | BROWNSVL | 4290 | 2016-04-14 | Yes |
| 956-715 | PHARR | 5562 | 2016-01-20 | Yes |
| 956-716 | RIGRANDECY | 4344 | — | Yes |
| 956-717 | LAREDO | 9533 | — | — |
| 956-718 | LAREDO | 9533 | — | — |
| 956-719 | RIO HONDO | 903C | 2024-05-15 | Yes |
| 956-720 | EDINBURG | 4290 | 2006-05-24 | Yes |
| 956-721 | LAREDO | 9533 | — | Yes |
| 956-722 | LAREDO | 9533 | — | — |
| 956-723 | LAREDO | 9533 | — | — |
| 956-724 | LAREDO | 9533 | — | — |
| 956-725 | LAREDO | 9533 | — | — |
| 956-726 | LAREDO | 9533 | — | — |
| 956-727 | LAREDO | 9533 | — | — |
| 956-728 | LAREDO | 9533 | — | — |
| 956-729 | LAREDO | 9533 | — | — |
| 956-730 | HARLINGEN | 9533 | — | Yes |
| 956-731 | MCALLEN | 4290 | 2016-04-14 | Yes |
| 956-732 | MCALLEN | 319D | 2016-11-14 | Yes |
| 956-733 | WESLACO | 965H | 2020-07-10 | Yes |
| 956-734 | HARLINGEN | 7421 | — | Yes |
| 956-735 | RIGRANDECY | 5562 | 2002-10-02 | Yes |
| 956-736 | LAREDO | 490J | 2023-06-28 | Yes |
| 956-737 | ZAPATA | 516J | 2022-04-04 | Yes |
| 956-738 | RIGRANDECY | 903C | 2023-08-22 | Yes |
| 956-739 | MCALLEN | 4290 | — | — |
| 956-740 | LAREDO | 6534 | — | — |
| 956-741 | MERCEDES | 903C | 2023-08-22 | Yes |
| 956-742 | HARLINGEN | 4290 | 2005-12-05 | Yes |
| 956-743 | STILLMAN | 2159 | — | — |
| 956-744 | LAREDO | 6534 | — | — |
| 956-745 | FALCON HTS | 903C | 2023-09-06 | Yes |
| 956-746 | RAYMONDVL | 4290 | 2002-10-02 | Yes |
| 956-747 | BROWNSVL | 319D | 2016-05-19 | Yes |
| 956-748 | RIO HONDO | 9533 | — | Yes |
| 956-749 | LAREDO | 903C | 2024-12-13 | Yes |
| 956-750 | ZAPATA | 4290 | — | Yes |
| 956-751 | ZAPATA | 4290 | 2022-03-03 | Yes |
| 956-752 | HARLINGEN | 9533 | — | Yes |
| 956-753 | LAREDO | 9533 | — | — |
| 956-754 | LAREDO | 6506 | 2006-09-22 | Yes |
| 956-755 | BROWNSVL | 9533 | — | Yes |
| 956-756 | WESLACO | 6534 | 2008-05-27 | Yes |
| 956-757 | LAREDO | 6534 | 2023-09-18 | Yes |
| 956-758 | ENCINAL | 177F | — | Yes |
| 956-759 | RAYMONDVL | 4290 | 2023-10-04 | Yes |
| 956-760 | HARLINGEN | 9533 | — | — |
| 956-761 | PORTISABEL | 9533 | — | Yes |
| 956-762 | MCALLEN | 939H | — | Yes |
| 956-763 | LAREDO | 6534 | — | — |
| 956-764 | LAREDO | 9533 | — | Yes |
| 956-765 | ZAPATA | 9533 | — | Yes |
| 956-766 | MISSION | 319D | 2016-11-23 | Yes |
| 956-767 | HARLINGEN | 6630 | 2001-05-07 | — |
| 956-768 | BROWNSVL | 6630 | 2001-05-07 | — |
| 956-769 | RAYMONDVL | 4290 | 2022-08-02 | Yes |
| 956-770 | LAREDO | 6506 | 2024-09-18 | Yes |
| 956-771 | LAREDO | 6534 | — | Yes |
| 956-772 | PORTISABEL | 9533 | — | Yes |
| 956-773 | LASARA | 6534 | 2004-10-20 | Yes |
| 956-774 | LAREDO | 6534 | 2008-04-29 | Yes |
| 956-775 | LAREDO | 6534 | 2008-06-13 | Yes |
| 956-776 | MCALLEN | 7399 | 2006-09-29 | Yes |
| 956-777 | MCALLEN | 319D | 2014-05-19 | Yes |
| 956-778 | HARLINGEN | 4290 | — | Yes |
| 956-779 | SULLIVANCY | 516J | 2022-04-04 | Yes |
| 956-780 | MISSION | 4290 | 2006-07-10 | Yes |
| 956-781 | PHARR | 9533 | — | — |
| 956-782 | PHARR | 9533 | — | Yes |
| 956-783 | PHARR | 9533 | — | — |
| 956-784 | PHARR | 9533 | — | Yes |
| 956-785 | HARLINGEN | 616J | 2024-11-06 | Yes |
| 956-786 | LAREDO | 9533 | 2011-07-20 | Yes |
| 956-787 | PHARR | 9533 | — | — |
| 956-788 | SAN BENITO | 7421 | 2002-05-14 | Yes |
| 956-789 | MCALLEN | 4290 | — | — |
| 956-790 | LAREDO | 9533 | — | Yes |
| 956-791 | LAREDO | 9533 | — | — |
| 956-792 | HARLINGEN | 4290 | — | Yes |
| 956-793 | HARLINGEN | 4290 | — | Yes |
| 956-794 | LAREDO | 9533 | — | Yes |
| 956-795 | LAREDO | 9533 | — | — |
| 956-796 | LAREDO | 9533 | — | — |
| 956-797 | LA FERIA | 4344 | — | Yes |
| 956-798 | WESLACO | 6506 | 2025-01-08 | Yes |
| 956-799 | DOLORES | 2090 | — | — |
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.