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.

Houston, TX

<< 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 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
832-584 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-10-31   
832-584 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2006-01-25   
832-588 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-588 0 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 1 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 2 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 3 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2005-09-15   
832-588 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2005-05-09   
832-588 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2005-05-09   
832-589 A HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-589 0 HSTNTXGI1MD  004F BANDWIDTH.COM CLEC, LLC - TX 560   2011-04-28   
832-589 1 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2011-04-23   
832-589 2 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-17   
832-589 3 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-17   
832-589 4 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-01   
832-589 5 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-01   
832-589 6 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-01   
832-589 7 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-01   
832-589 8 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-04-01   
832-589 9 HSTNTX01GT5  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2011-02-14   
832-591 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-591 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2014-08-01   
832-591 1 HSTNTXYADS5  903C ONVOY, LLC - TX 560   2014-07-02   
832-591 2 HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560   2014-07-06   
832-591 3 HSTNTXSUDS0  9533 SOUTHWESTERN BELL 560   2014-07-06   
832-591 4 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2014-08-01   
832-591 5 HSTNTX01MMD  7138 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 560   2018-05-23   
832-591 6 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2014-08-01   
832-591 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2013-10-20   
832-591 8 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2013-10-20   
832-591 9 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2013-10-20   
832-594 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 0 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 1 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 2 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 3 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 4 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 5 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 6 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 8 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-594 9 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-596 A HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560      
832-596 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2009-01-02   
832-596 1 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2009-01-02   
832-596 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2009-01-02   
832-596 3 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2009-01-02   
832-596 4 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-12-27   
832-596 5 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-12-27   
832-596 6 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2009-01-07   
832-596 7 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2009-01-17   
832-596 8 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2009-01-27   
832-596 9 HSTWTXUFAMD  6506 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - TX 560   2008-10-17   
832-603 A HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 0 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 1 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 2 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 3 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 4 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560   2004-09-30   
832-603 5 HSTDTXBGBMD  5562 METROPCS, INC. 560   2005-01-10   
832-603 6 HSTDTXBGBMD  5562 METROPCS, INC. 560   2005-01-10   
832-603 7 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560   2006-02-17   
832-603 8 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-603 9 HSTNTX01G04  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 560      
832-605 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-606 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-607 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-609 A HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560      
832-609 0 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 1 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 2 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 3 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 4 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 5 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 6 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 8 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-609 9 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2012-10-21   
832-613 A HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-613 0 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-613 1 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 2 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 3 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 4 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 5 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 6 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-613 7 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2005-01-03   
832-613 8 HSTDTXBGBMD  6701 AERIAL COMMUNICATIONS, INC. 560   2004-11-19   
832-613 9 HSTNTXYADS5  903C ONVOY, LLC - TX 560      
832-615 A HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      
832-615 0 HSTQTX02DS4  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 560      

<< 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 >>

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.