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 >>

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
956-407 6 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2013-03-16   
956-407 7 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2013-03-11   
956-407 8 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-12-28   
956-407 9 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-11-23   
956-408 A Brownsville TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-408 0 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-01-24   
956-408 1 Brownsville TX   6664 SPRINT SPECTRUM L.P. 568   2009-06-22   
956-408 2 Brownsville TX   6664 SPRINT SPECTRUM L.P. 568   2009-07-17   
956-408 3 Brownsville TX   6664 SPRINT SPECTRUM L.P. 568   2009-08-18   
956-408 4 Brownsville TX   6664 SPRINT SPECTRUM L.P. 568   2010-02-22   
956-408 5 Brownsville TX   4290 STPCS JOINT VENTURE, LLC 568   2010-08-08   
956-408 6 Brownsville TX   6664 SPRINT SPECTRUM L.P. 568   2009-05-11   
956-408 7 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-06-12   
956-408 8 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-06-12   
956-408 9 Brownsville TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-04-14   
956-410 A Los Fresnos TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2013-05-31   
956-410 0 Los Fresnos TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2014-05-16   
956-410 1 Los Fresnos TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2014-05-16   
956-410 2 Los Fresnos TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-09-11   
956-410 3 Los Fresnos TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2015-09-11   
956-410 4 Los Fresnos TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2015-09-13   
956-410 6 Los Fresnos TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2016-08-26   
956-410 7 Los Fresnos TX   7575 CENTURYLINK COMMUNICATIONS LLC 568   2016-06-08   
956-410 8 Los Fresnos TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2015-11-25   
956-410 9 Los Fresnos TX   6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 568   2013-05-31   
956-412 A Harlingen TX HRLNTXHGDS0  9533 SOUTHWESTERN BELL 568      
956-413 A Laredo TX   5562 METRO PCS, INC. 566      
956-413 0 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-413 1 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-413 2 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-413 3 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-413 4 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-413 5 Laredo TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2014-05-03   
956-413 6 Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-05-16   
956-413 7 Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-05-16   
956-413 8 Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2014-05-16   
956-413 9 Laredo TX   5562 METRO PCS, INC. 566   2013-07-20   
956-414 A McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-414 0 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 1 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 2 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 3 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 4 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 5 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-11-27   
956-414 6 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-03-24   
956-414 7 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-03-24   
956-414 8 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-03-24   
956-414 9 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-03-24   
956-415 A Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566      
956-415 0 Laredo TX   004F BANDWIDTH.COM CLEC, LLC - TX 566   2013-07-19   

<< 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 >>

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.