Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4290 STPCS JOINT VENTURE, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-558 2 McAllen TX HRLNTXKX8MD  568   2021-02-05   
956-558 3 McAllen TX HRLNTXKX8MD  568   2021-02-05   
956-558 4 McAllen TX HRLNTXKX8MD  568   2021-02-05   
956-558 7 McAllen TX HRLNTXKX8MD  568   2021-02-05   
956-558 8 McAllen TX HRLNTXKX8MD  568   2021-02-05   
956-558 9 McAllen TX HRLNTXKX8MD  568   2020-10-12   
956-561 6 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-561 7 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-561 8 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-561 9 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-571 A Harlingen TX HRLNTXKX8MD  568      
956-571 0 Harlingen TX HRLNTXKX8MD  568      
956-571 3 Harlingen TX HRLNTXKX8MD  568      
956-571 5 Harlingen TX HRLNTXKX8MD  568      
956-571 6 Harlingen TX HRLNTXKX8MD  568      
956-571 8 Harlingen TX   568      
956-572 5 Brownsville TX   568   2004-03-01   
956-572 7 Brownsville TX   568   2004-09-04   
956-572 8 Brownsville TX   568   2004-12-04   
956-572 9 Brownsville TX HRLNTXKX8MD  568   2004-12-04   
956-575 A Mission TX HRLNTXKX8MD  568      
956-575 0 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 1 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 2 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 3 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 4 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 5 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 6 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 7 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 8 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-575 9 Mission TX HRLNTXKX8MD  568   2020-10-16   
956-576 A Brownsville TX HRLNTXKX8MD  568      
956-576 0 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 1 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 2 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 3 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 4 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 5 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 6 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 7 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 8 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-576 9 Brownsville TX HRLNTXKX8MD  568   2020-10-17   
956-578 5 McAllen TX HRLNTXKX8MD  568   2006-06-03   
956-578 7 McAllen TX   568   2006-08-30   
956-578 8 McAllen TX HRLNTXKX8MD  568   2020-09-07   
956-578 9 McAllen TX HRLNTXKX8MD  568   2006-10-14   
956-579 1 Brownsville TX HRLNTXKX8MD  568   2005-06-12   
956-579 2 Brownsville TX HRLNTXKX8MD  568   2005-09-12   
956-579 3 Brownsville TX HRLNTXKX8MD  568   2014-12-01   
956-579 4 Brownsville TX HRLNTXKX8MD  568   2005-12-02   

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Last updated: Sat, 02 May 2026 12:20:53 UTC

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