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.

Brownsville, TX

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
956-404 1 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-05-18   
956-404 2 HRLNTXKX7MD  5562 METROPCS, INC. 568   2013-07-10   
956-404 3 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-05-18   
956-404 4 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-05-18   
956-404 5 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-05-18   
956-404 6 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-01-14   
956-404 7 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-01-14   
956-404 8 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-01-14   
956-404 9 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-01-14   
956-407 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-407 0 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2012-12-19   
956-407 1 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2012-12-19   
956-407 2 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2013-01-18   
956-407 3 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-03-16   
956-407 4 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-03-16   
956-407 5 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-03-16   
956-407 6 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2013-03-16   
956-407 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2013-03-11   
956-407 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-12-28   
956-407 9 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2012-11-23   
956-408 A HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568      
956-408 0 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2009-01-24   
956-408 1 HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-06-22   
956-408 2 HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-07-17   
956-408 3 HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-08-18   
956-408 4 HRLNTXKX7MD  5562 METROPCS, INC. 568   2010-02-22   
956-408 5 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2010-08-08   
956-408 6 HRLNTXKX7MD  5562 METROPCS, INC. 568   2009-05-11   
956-408 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-06-12   
956-408 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2010-06-12   
956-408 9 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2008-04-14   
956-431 A HRLNTXHGX1X  903C ONVOY, LLC - TX 568      
956-431 0 HRLNTXHGX1X  903C ONVOY, LLC - TX 568   2017-05-19   
956-431 1 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2019-10-06   
956-431 2 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2019-10-06   
956-431 3 HRLNTXATTMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2018-01-15   
956-431 4 HRLNTXATTMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2018-01-15   
956-431 5 HRLNTXATTMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2018-01-15   
956-431 6 HRLNTXATTMD  7148 TELEPORT COMMUNICATIONS AMERICA, LLC - TX 568   2018-01-15   
956-431 7 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2019-10-06   
956-431 8 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2019-10-06   
956-431 9 HRLNTXHGX7X  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 568   2019-10-06   
956-435 A HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568      
956-435 0 HRLNTXHGMMD  004F BANDWIDTH.COM CLEC, LLC - TX 568   2014-04-27   
956-435 1 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   
956-435 2 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   
956-435 3 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   
956-435 4 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   
956-435 5 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   
956-435 6 HRLNTXKX3MD  4290 STPCS JOINT VENTURE, LLC 568   2014-04-29   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.