All assignees
753 prefixes in 956 · initial assignments from the NANPA CO code file, 09/17/2026
| NPA-NXX | Rate center | OCN | Assigned | Pooled |
|---|---|---|---|---|
| 956-800 | MCALLEN | 793K | 2010-11-24 | Yes |
| 956-801 | BROWNSVL | 4290 | 2014-11-21 | Yes |
| 956-802 | EDINBURG | 6534 | — | — |
| 956-803 | MCALLEN | 793K | 2015-08-27 | Yes |
| 956-804 | BROWNSVL | 939H | 2023-12-21 | Yes |
| 956-805 | WESLACO | 6506 | 2023-10-02 | Yes |
| 956-806 | — | — | ||
| 956-807 | DONNA | 004F | 2023-10-10 | Yes |
| 956-808 | HARLINGEN | 145J | 2022-05-31 | Yes |
| 956-809 | HARLINGEN | 321J | 2023-03-09 | Yes |
| 956-810 | LAREDO | 6534 | 2025-02-14 | Yes |
| 956-811 | XXXXXXXXXX | MULT | — | — |
| 956-812 | PHARR | 4290 | 2025-05-06 | Yes |
| 956-813 | LAREDO | 6534 | 2024-09-11 | Yes |
| 956-814 | LAREDO | 6534 | 2025-06-06 | Yes |
| 956-815 | LAREDO | 903C | 2015-12-09 | Yes |
| 956-816 | BROWNSVL | 4290 | 2025-07-21 | Yes |
| 956-817 | LAREDO | 903C | 2026-05-29 | Yes |
| 956-818 | LAREDO | 6534 | 2025-10-09 | Yes |
| 956-819 | LAREDO | 903C | 2025-10-16 | Yes |
| 956-820 | MCALLEN | 6534 | 2025-11-05 | Yes |
| 956-821 | MCALLEN | 4290 | — | Yes |
| 956-822 | BROWNSVL | 965H | 2021-05-10 | Yes |
| 956-823 | DONNA | 004F | 2024-12-05 | Yes |
| 956-824 | BROWNSVL | 4290 | 2025-11-05 | Yes |
| 956-825 | MERCEDES | 9533 | — | Yes |
| 956-826 | BROWNSVL | 6506 | 2025-12-03 | Yes |
| 956-827 | MCALLEN | 4290 | 2006-08-18 | Yes |
| 956-828 | MCALLEN | 4290 | 2023-04-19 | Yes |
| 956-829 | BROWNSVL | 4290 | 2025-12-09 | Yes |
| 956-830 | — | — | ||
| 956-831 | BROWNSVL | 9533 | — | — |
| 956-832 | BROWNSVL | 9533 | — | Yes |
| 956-833 | MISSION | 965H | 2021-01-14 | Yes |
| 956-834 | PHARR | 4290 | 2026-01-05 | Yes |
| 956-835 | LAREDO | 6534 | 2026-01-14 | Yes |
| 956-837 | PHARR | 516J | 2022-04-04 | Yes |
| 956-838 | BROWNSVL | 9533 | — | Yes |
| 956-839 | BROWNSVL | 4290 | 2025-10-03 | Yes |
| 956-840 | BROWNSVL | 318J | 2023-05-09 | Yes |
| 956-841 | BROWNSVL | 4290 | 2026-01-12 | Yes |
| 956-842 | MCCOOK | 2159 | — | — |
| 956-843 | MCALLEN | 9533 | — | Yes |
| 956-844 | ROMA | 4290 | — | Yes |
| 956-845 | HARGILL | 2159 | — | — |
| 956-846 | BROWNSVL | 4290 | 2025-08-19 | Yes |
| 956-847 | ROMA | 4344 | — | Yes |
| 956-848 | FALCON HTS | 9533 | — | Yes |
| 956-849 | ROMA | 4344 | — | Yes |
| 956-853 | WESLACO | 671J | 2026-02-05 | Yes |
| 956-854 | WESLACO | 793K | — | Yes |
| 956-855 | MCALLEN | 965H | 2021-05-10 | Yes |
| 956-856 | WESLACO | 624H | 2021-01-22 | Yes |
| 956-857 | LAREDO | 903C | — | Yes |
| 956-862 | MISSION | 4290 | 2006-06-06 | Yes |
| 956-864 | EDCOUCH | 516J | 2022-04-04 | Yes |
| 956-865 | WESLACO | 903C | 2022-11-16 | Yes |
| 956-866 | BROWNSVL | 965H | 2021-01-14 | Yes |
| 956-867 | MCALLEN | 4290 | 2001-05-01 | — |
| 956-869 | MISSION | 903C | 2024-02-01 | Yes |
| 956-872 | MCALLEN | 9533 | 2004-11-16 | Yes |
| 956-873 | HARLINGEN | 6534 | — | Yes |
| 956-874 | EDINBURG | 6534 | — | Yes |
| 956-876 | MERCEDES | 4290 | 2026-03-24 | Yes |
| 956-877 | MCALLEN | 965H | 2019-08-27 | Yes |
| 956-878 | MCALLEN | 4290 | — | Yes |
| 956-880 | HARLINGEN | 622J | 2021-09-07 | Yes |
| 956-881 | BROWNSVL | 193E | 2026-09-16 | Yes |
| 956-882 | BROWNSVL | 9533 | 2004-11-16 | Yes |
| 956-884 | PHARR | 5562 | 2006-06-06 | Yes |
| 956-887 | LA FERIA | 319D | 2007-05-23 | Yes |
| 956-888 | MISSION | 319D | 2015-06-18 | Yes |
| 956-890 | MISSION | 4290 | 2007-06-01 | Yes |
| 956-893 | HARLINGEN | 6506 | 2001-02-07 | Yes |
| 956-895 | HARLINGEN | 506J | 2022-01-11 | Yes |
| 956-897 | MISSION | 6534 | 2008-07-21 | Yes |
| 956-898 | LAREDO | 4290 | — | Yes |
| 956-899 | MCALLEN | 965H | 2020-12-22 | Yes |
| 956-900 | EDINBURG | 319D | 2013-10-31 | Yes |
| 956-903 | MERCEDES | 793K | 2004-09-30 | Yes |
| 956-904 | PHARR | 6534 | 2007-03-29 | Yes |
| 956-905 | MCALLEN | 6534 | 2007-03-29 | Yes |
| 956-906 | LAREDO | 903C | 2024-02-01 | Yes |
| 956-907 | MCALLEN | 6534 | 2007-11-07 | Yes |
| 956-908 | BROWNSVL | 6534 | 2007-06-01 | Yes |
| 956-909 | BROWNSVL | 6534 | 2007-09-06 | Yes |
| 956-910 | HARLINGEN | 478J | 2020-12-08 | Yes |
| 956-911 | XXXXXXXXXX | MULT | — | — |
| 956-917 | EDINBURG | 903C | 2024-02-01 | Yes |
| 956-922 | LA FERIA | 965H | 2021-05-10 | Yes |
| 956-923 | SAN BENITO | 4290 | 2007-07-13 | Yes |
| 956-926 | MCALLEN | 9533 | — | Yes |
| 956-927 | PHARR | 903C | 2024-02-01 | Yes |
| 956-928 | MCALLEN | 9533 | — | Yes |
| 956-929 | EDINBURG | 6506 | 2001-05-11 | Yes |
| 956-932 | DOLORES | 6534 | 2024-11-14 | Yes |
| 956-933 | MISSION | 965H | 2019-08-27 | Yes |
| 956-934 | SAN BENITO | 903C | — | Yes |
| 956-935 | EDINBURG | 6506 | 2024-11-19 | Yes |
| 956-936 | FALCON | 2073 | — | — |
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.