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 |
| 956-577
| 6 |
Harlingen |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2008-05-18 |
|
| 956-577
| 7 |
Harlingen |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2007-01-09 |
|
| 956-577
| 8 |
Harlingen |
TX |
HRLNTXDU7MD |
145J TERRA NOVA TELECOM INC. |
568 |
|
2024-05-10 |
|
| 956-577
| 9 |
Harlingen |
TX |
|
145J TERRA NOVA TELECOM INC. |
568 |
|
2023-01-14 |
|
| 956-578
| A |
McAllen |
TX |
MCALTXMUDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-578
| 0 |
McAllen |
TX |
MCALTXMUDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-578
| 1 |
McAllen |
TX |
HRLNTXHGXOX |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
568 |
|
2005-11-21 |
|
| 956-578
| 2 |
McAllen |
TX |
HRLNTXHGXOX |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
568 |
|
2006-01-16 |
|
| 956-578
| 3 |
McAllen |
TX |
HRLNTXHGXOX |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
568 |
|
2006-01-16 |
|
| 956-578
| 4 |
McAllen |
TX |
HRLNTXHGXOX |
6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX |
568 |
|
2006-01-16 |
|
| 956-578
| 5 |
McAllen |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-06-03 |
|
| 956-578
| 6 |
McAllen |
TX |
|
903C ONVOY, LLC - TX |
568 |
|
2025-03-02 |
|
| 956-578
| 7 |
McAllen |
TX |
|
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-08-30 |
|
| 956-578
| 8 |
McAllen |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2020-09-07 |
|
| 956-578
| 9 |
McAllen |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-10-14 |
|
| 956-579
| A |
Brownsville |
TX |
BWVLTXLIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-579
| 0 |
Brownsville |
TX |
BWVLTXLIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-579
| 1 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2005-06-12 |
|
| 956-579
| 2 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2005-09-12 |
|
| 956-579
| 3 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2014-12-01 |
|
| 956-579
| 4 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2005-12-02 |
|
| 956-579
| 5 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2005-12-13 |
|
| 956-579
| 6 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2014-12-01 |
|
| 956-579
| 7 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-02-20 |
|
| 956-579
| 8 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2006-02-20 |
|
| 956-579
| 9 |
Brownsville |
TX |
HRLNTXKX8MD |
4290 STPCS JOINT VENTURE, LLC |
568 |
|
2005-05-02 |
|
| 956-580
| A |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-581
| A |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-582
| A |
San Perlita |
TX |
HRLNTXHGXFX |
508J CENTURYLINK COMMUNICATIONS, LLC |
568 |
|
|
|
| 956-582
| 0 |
San Perlita |
TX |
RMVLTXXB6MD |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2018-12-24 |
|
| 956-582
| 7 |
San Perlita |
TX |
HRLNTXHGXFX |
508J CENTURYLINK COMMUNICATIONS, LLC |
568 |
|
2016-07-09 |
|
| 956-583
| A |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 0 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 1 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 2 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 3 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 4 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 5 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 6 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 7 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-583
| 8 |
Mission |
TX |
|
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2025-11-14 |
|
| 956-583
| 9 |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-584
| A |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-585
| A |
Mission |
TX |
MSSNTXMIDS0 |
9533 SOUTHWESTERN BELL |
568 |
|
|
|
| 956-586
| A |
Pharr |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
|
|
| 956-586
| 0 |
Pharr |
TX |
HRLNTXHGMMD |
004F BANDWIDTH.COM CLEC, LLC - TX |
568 |
|
2015-10-02 |
|
| 956-586
| 1 |
Pharr |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2015-10-01 |
|
| 956-586
| 2 |
Pharr |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2015-10-01 |
|
| 956-586
| 3 |
Pharr |
TX |
HRLNTXHGX7X |
6534 NEW CINGULAR WIRELESS PCS, LLC - IL |
568 |
|
2015-10-01 |
|
| 956-586
| 4 |
Pharr |
TX |
HRLNTXHGX1X |
903C ONVOY, LLC - TX |
568 |
|
2022-03-12 |
|
<< 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 >>
Last updated: Tue, 16 Jun 2026 00:09:45 UTC
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