Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-516 A Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566      
956-516 0 Laredo TX SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566   2014-10-24   
956-516 1 Laredo TX SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566   2014-10-24   
956-516 2 Laredo TX SNANTX91X8X  4290 STPCS JOINT VENTURE, LLC 566   2014-10-24   
956-516 3 Laredo TX SNANTXCADS6  177F PEERLESS NETWORK OF TEXAS, LLC - TX 566   2015-06-25   
956-516 4 Laredo TX SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2016-08-27   
956-516 5 Laredo TX SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2016-08-27   
956-516 6 Laredo TX SNANTX91X3Y  5562 METROPCS, INC. 566   2014-10-24   
956-516 7 Laredo TX SNANTXCA44Z  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 566   2014-10-24   
956-516 8 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-10-23   
956-516 9 Laredo TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-10-23   
956-517 A Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-517 0 Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2009-10-22   
956-517 1 Brownsville TX MCALTX930MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2008-07-25   
956-517 2 Brownsville TX MCALTX930MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2008-07-25   
956-517 3 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-10-04   
956-517 4 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-10-04   
956-517 5 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-10-04   
956-517 6 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-02   
956-517 7 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-02   
956-517 8 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-04-16   
956-517 9 Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2007-05-25   
956-518 A Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-518 0 Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-09-19   
956-518 1 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2013-12-12   
956-518 2 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-02-07   
956-518 3 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-02-24   
956-518 4 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2014-02-07   
956-518 5 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2013-11-20   
956-518 6 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2013-12-26   
956-518 7 Brownsville TX HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2014-01-16   
956-518 8 Brownsville TX HRLNTXKX7MD  5562 METROPCS, INC. 568   2013-12-26   
956-518 9 Brownsville TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-09-19   
956-519 A Mission TX MSSNTXMIDS0  9533 SOUTHWESTERN BELL 568      
956-520 A Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568      
956-520 0 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2015-08-21   
956-520 1 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2015-08-21   
956-520 2 Weslaco TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-05-16   
956-520 3 Weslaco TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-05-16   
956-520 4 Weslaco TX HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-05-16   
956-520 5 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2015-07-04   
956-520 6 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2015-07-04   
956-520 7 Weslaco TX HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2014-12-28   
956-520 8 Weslaco TX HRLNTXHGYMD  583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2014-11-27   
956-520 9 Weslaco TX HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-11-21   
956-521 A Brownsville TX HRLNTXKX8MD  4290 STPCS JOINT VENTURE, LLC 568      
956-521 0 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-08-16   
956-521 1 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-05-15   
956-521 2 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-05-15   
956-521 3 Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-01-03   

<< 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 >>

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.