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
956-382 3 Brownsville TX   568   2019-05-19   
956-382 4 Brownsville TX   568   2019-05-19   
956-382 9 Brownsville TX   568   2017-04-30   
956-400 9 Mission TX   568   2007-04-09   
956-404 1 Brownsville TX   568   2013-05-18   
956-404 3 Brownsville TX   568   2013-05-18   
956-404 4 Brownsville TX   568   2013-05-18   
956-404 5 Brownsville TX   568   2013-05-18   
956-404 6 Brownsville TX   568   2013-01-14   
956-404 7 Brownsville TX   568   2013-01-14   
956-404 8 Brownsville TX   568   2013-01-14   
956-404 9 Brownsville TX   568   2013-01-14   
956-407 0 Brownsville TX   568   2012-12-19   
956-407 1 Brownsville TX   568   2012-12-19   
956-407 3 Brownsville TX   568   2013-03-16   
956-407 4 Brownsville TX   568   2013-03-16   
956-407 5 Brownsville TX   568   2013-03-16   
956-407 6 Brownsville TX   568   2013-03-16   
956-408 4 Brownsville TX   568   2024-10-11   
956-408 5 Brownsville TX   568   2010-08-08   
956-415 4 Laredo TX   566   2013-09-15   
956-415 5 Laredo TX   566   2013-09-15   
956-415 7 Laredo TX   566   2013-09-15   
956-415 8 Laredo TX   566   2013-09-15   
956-422 0 Roma TX   568   2013-10-06   
956-422 1 Roma TX   568   2013-10-06   
956-422 4 Roma TX   568   2015-01-10   
956-422 5 Roma TX   568   2020-09-07   
956-422 6 Roma TX   568   2016-03-14   
956-422 8 Roma TX   568   2016-03-14   
956-424 5 Mission TX   568   2004-11-22   
956-426 4 Port Isabel TX   568   2020-09-14   
956-426 5 Port Isabel TX   568   2020-09-14   
956-429 1 McAllen TX   568   2006-11-26   
956-429 2 McAllen TX   568   2006-11-26   
956-429 9 McAllen TX   568   2006-03-11   
956-432 5 Mission TX   568   2005-04-21   
956-432 7 Mission TX   568   2005-03-27   
956-432 8 Mission TX   568   2005-03-27   
956-432 9 Mission TX   568   2005-03-27   
956-433 A Port Isabel TX HRLNTXKX8MD  568      
956-433 1 Port Isabel TX   568      
956-433 6 Port Isabel TX   568      
956-433 7 Port Isabel TX   568      
956-433 8 Port Isabel TX   568      
956-433 9 Port Isabel TX   568      
956-434 A Los Fresnos TX HRLNTXKX8MD  568      
956-434 1 Los Fresnos TX   568      
956-434 2 Los Fresnos TX   568      
956-434 3 Los Fresnos TX   568      

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Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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