Local Calling Guide
Area code/prefix search
NPA: 956
[Rate centres in NPA 956]
[Dial plan for NPA 956]
<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 >>
| NPA-NXX |
BLOCK |
Rate Centre |
Region |
Switch |
OCN |
LATA |
LIR |
Eff date |
Disc date |
| 956-736
| 0 |
Laredo |
TX |
|
490J DISH WIRELESS, LLC |
566 |
|
2023-09-01 |
|
| 956-736
| 1 |
Laredo |
TX |
|
903C ONVOY, LLC - TX |
566 |
|
2023-09-02 |
|
| 956-736
| 2 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-09-02 |
|
| 956-736
| 3 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-09-02 |
|
| 956-736
| 4 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-09-02 |
|
| 956-736
| 5 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-09-02 |
|
| 956-736
| 6 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-09-02 |
|
| 956-736
| 7 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-10-15 |
|
| 956-736
| 8 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-10-15 |
|
| 956-736
| 9 |
Laredo |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
2023-10-15 |
|
| 956-737
| A |
Zapata |
TX |
HRLNTXHGXUX |
516J TON80 COMMUNICATIONS, LLC |
568 |
|
|
|
| 956-737
| 0 |
Zapata |
TX |
|
4866 SMARTCOM TELEPHONE, LLC |
568 |
|
2022-07-30 |
|
| 956-737
| 1 |
Zapata |
TX |
|
939H COMMIO, LLC |
568 |
|
2022-12-12 |
|
| 956-737
| 2 |
Zapata |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2025-06-27 |
|
| 956-737
| 7 |
Zapata |
TX |
|
516J TON80 COMMUNICATIONS, LLC |
568 |
|
2022-06-05 |
|
| 956-737
| 8 |
Zapata |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-04-05 |
|
| 956-738
| A |
Rio Grande City |
TX |
HRLNTXHGX1X |
903C ONVOY, LLC - TX |
568 |
|
|
|
| 956-738
| 0 |
Rio Grande City |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-06-07 |
|
| 956-738
| 1 |
Rio Grande City |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2026-01-29 |
|
| 956-738
| 2 |
Rio Grande City |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2023-10-23 |
|
| 956-738
| 3 |
Rio Grande City |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-03-03 |
|
| 956-738
| 4 |
Rio Grande City |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-03-03 |
|
| 956-738
| 7 |
Rio Grande City |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-03-10 |
|
| 956-738
| 8 |
Rio Grande City |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-03-10 |
|
| 956-738
| 9 |
Rio Grande City |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-03-10 |
|
| 956-739
| A |
McAllen |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
|
|
| 956-740
| A |
Laredo |
TX |
SNANTX78GT0 |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
566 |
|
|
|
| 956-741
| A |
Mercedes |
TX |
HRLNTXHGX1X |
903C ONVOY, LLC - TX |
568 |
|
|
|
| 956-741
| 0 |
Mercedes |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-06-07 |
|
| 956-741
| 1 |
Mercedes |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2025-05-10 |
|
| 956-741
| 2 |
Mercedes |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2023-10-23 |
|
| 956-741
| 3 |
Mercedes |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-03-03 |
|
| 956-741
| 4 |
Mercedes |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2024-03-03 |
|
| 956-741
| 5 |
Mercedes |
TX |
|
515J IP HORIZON LLC |
568 |
|
2025-05-04 |
|
| 956-741
| 6 |
Mercedes |
TX |
|
515J IP HORIZON LLC |
568 |
|
2025-05-04 |
|
| 956-741
| 7 |
Mercedes |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-02-28 |
|
| 956-741
| 8 |
Mercedes |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-02-28 |
|
| 956-741
| 9 |
Mercedes |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2025-02-28 |
|
| 956-742
| A |
Harlingen |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
|
|
| 956-742
| 0 |
Harlingen |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-01-19 |
|
| 956-742
| 1 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 2 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 3 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 4 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 5 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 6 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-07-17 |
|
| 956-742
| 7 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2009-05-18 |
|
| 956-742
| 8 |
Harlingen |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2009-05-18 |
|
| 956-742
| 9 |
Harlingen |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-01-19 |
|
| 956-743
| A |
Stillman |
TX |
RMVLTXXBDS0 |
2159 VALLEY TEL. COOP., INC. |
568 |
|
|
|
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Last updated: Thu, 29 Jan 2026 14:35:03 UTC
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