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
956-325 9 Pharr TX   6664 SPRINT SPECTRUM L.P. 568   2007-04-14   
956-326 A Laredo TX LARDTXDGRS0  9533 SOUTHWESTERN BELL 566      
956-326 0 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-07-31   
956-326 1 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-326 2 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-326 3 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-326 4 Laredo TX   9533 SOUTHWESTERN BELL 566      
956-326 5 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2006-04-06   
956-326 6 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2006-04-06   
956-326 7 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2006-04-06   
956-326 8 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-07-31   
956-326 9 Laredo TX   6664 SPRINT SPECTRUM L.P. 566   2007-07-31   
956-327 A McAllen TX HRLNTX93X2X  6901 AIR & WIRE NETWORK COMM INC, DBA IN-TOUCH COMM 568      
956-328 A McAllen TX MCALTXNTCM0  6664 SPRINT SPECTRUM L.P. 568   2007-12-10   
956-328 0 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 1 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 2 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 3 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 4 McAllen TX   4290 STPCS JOINT VENTURE, LLC 568   2015-01-04   
956-328 5 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 6 McAllen TX   6664 SPRINT SPECTRUM L.P. 568   2007-12-10   
956-328 7 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-12-09   
956-328 8 McAllen TX   4290 STPCS JOINT VENTURE, LLC 568   2015-01-04   
956-328 9 McAllen TX   6664 SPRINT SPECTRUM L.P. 568   2007-12-10   
956-329 A Edinburg TX MCALTX930MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568      
956-329 0 Edinburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-03-20   
956-329 1 Edinburg TX   516C AT&T CORP. 568   2011-09-12   
956-329 2 Edinburg TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2011-06-09   
956-329 3 Edinburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-07-16   
956-329 4 Edinburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2011-07-16   
956-329 5 Edinburg TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2011-12-23   
956-329 6 Edinburg TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2012-04-21   
956-329 7 Edinburg TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2012-10-01   
956-329 8 Edinburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-06-15   
956-329 9 Edinburg TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-06-15   
956-330 A Edinburg TX HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-331 A McAllen TX MCALTXNTCM0  6664 SPRINT SPECTRUM L.P. 568   2007-12-10   
956-331 0 McAllen TX   6664 SPRINT SPECTRUM L.P. 568   2010-01-23   
956-331 1 McAllen TX   6664 SPRINT SPECTRUM L.P. 568   2010-01-30   
956-331 2 McAllen TX   6114 LEVEL 3 COMMUNICATIONS, LLC - TX 568   2015-08-15   
956-331 3 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-10   
956-331 4 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-05-30   
956-331 5 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-10   
956-331 6 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-10   
956-331 7 McAllen TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-10   
956-331 8 McAllen TX   583C TIME WARNER CBLE INFO SVC (TX) DBA TIME WARNER CBL 568   2014-12-11   
956-331 9 McAllen TX   6664 SPRINT SPECTRUM L.P. 568   2007-12-10   
956-332 A Weslaco TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-332 0 Weslaco TX   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-05-16   
956-332 1 Weslaco TX   004F BANDWIDTH.COM CLEC, LLC - TX 568   2010-10-29   

<< 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: Tue, 31 Dec 2019 02:37:20 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.