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.

OCN: 4290 STPCS JOINT VENTURE, LLC

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-375 A Weslaco TX HRLNTXKX8MD  568      
956-375 0 Weslaco TX HRLNTXKX8MD  568   2013-06-22   
956-375 1 Weslaco TX HRLNTXKX8MD  568   2013-06-22   
956-375 4 Weslaco TX HRLNTXKX8MD  568   2013-10-06   
956-375 5 Weslaco TX HRLNTXKX8MD  568   2013-10-06   
956-375 6 Weslaco TX HRLNTXKX8MD  568   2013-10-06   
956-375 7 Weslaco TX HRLNTXKX8MD  568   2013-10-06   
956-375 9 Weslaco TX HRLNTXKX8MD  568   2013-06-22   
956-376 4 Weslaco TX HRLNTXKX8MD  568   2015-08-21   
956-376 5 Weslaco TX HRLNTXKX8MD  568   2015-08-21   
956-376 6 Weslaco TX HRLNTXKX8MD  568   2005-03-05   
956-376 7 Weslaco TX HRLNTXKX8MD  568   2004-11-19   
956-376 8 Weslaco TX HRLNTXKX8MD  568   2005-05-29   
956-376 9 Weslaco TX HRLNTXKX8MD  568   2005-03-28   
956-382 A Brownsville TX HRLNTXKX8MD  568      
956-382 0 Brownsville TX HRLNTXKX8MD  568   2017-04-30   
956-382 1 Brownsville TX HRLNTXKX8MD  568   2017-04-30   
956-382 2 Brownsville TX HRLNTXKX8MD  568   2017-04-30   
956-382 3 Brownsville TX HRLNTXKX8MD  568   2019-05-19   
956-382 4 Brownsville TX HRLNTXKX8MD  568   2019-05-19   
956-382 9 Brownsville TX HRLNTXKX8MD  568   2017-04-30   
956-393 0 Edinburg TX HRLNTXKX8MD  568   2004-04-09   
956-393 1 Edinburg TX HRLNTXKX8MD  568   2004-04-02   
956-393 7 Edinburg TX HRLNTXKX8MD  568   2004-03-15   
956-393 8 Edinburg TX HRLNTXKX8MD  568   2004-03-15   
956-393 9 Edinburg TX HRLNTXKX8MD  568   2004-02-24   
956-397 9 El Sauz TX HRLNTXKX8MD  568   2026-07-09   
956-400 9 Mission TX HRLNTXKX8MD  568   2007-04-09   
956-402 A Pharr TX HRLNTXKX8MD  568      
956-402 5 Pharr TX HRLNTXKX8MD  568   2011-02-12   
956-402 6 Pharr TX HRLNTXKX8MD  568   2011-02-12   
956-402 7 Pharr TX HRLNTXKX8MD  568   2011-02-12   
956-402 8 Pharr TX HRLNTXKX8MD  568   2011-02-12   
956-402 9 Pharr TX HRLNTXKX8MD  568   2011-02-12   
956-404 1 Brownsville TX HRLNTXKX8MD  568   2013-05-18   
956-404 3 Brownsville TX HRLNTXKX8MD  568   2013-05-18   
956-404 4 Brownsville TX HRLNTXKX8MD  568   2013-05-18   
956-404 5 Brownsville TX HRLNTXKX8MD  568   2013-05-18   
956-404 6 Brownsville TX HRLNTXKX8MD  568   2013-01-14   
956-404 7 Brownsville TX HRLNTXKX8MD  568   2013-01-14   
956-404 8 Brownsville TX HRLNTXKX8MD  568   2013-01-14   
956-404 9 Brownsville TX HRLNTXKX8MD  568   2013-01-14   
956-407 0 Brownsville TX HRLNTXKX8MD  568   2012-12-19   
956-407 1 Brownsville TX HRLNTXKX8MD  568   2012-12-19   
956-407 3 Brownsville TX HRLNTXKX8MD  568   2013-03-16   
956-407 4 Brownsville TX HRLNTXKX8MD  568   2013-03-16   
956-407 5 Brownsville TX HRLNTXKX8MD  568   2013-03-16   
956-407 6 Brownsville TX HRLNTXKX8MD  568   2013-03-16   
956-408 1 Brownsville TX HRLNTXKX8MD  568   2009-06-22   
956-408 2 Brownsville TX HRLNTXKX8MD  568   2009-07-17   
956-408 3 Brownsville TX HRLNTXKX8MD  568   2009-08-18   
956-408 4 Brownsville TX HRLNTXKX8MD  568   2024-10-11   
956-408 5 Brownsville TX HRLNTXKX8MD  568   2010-08-08   
956-408 6 Brownsville TX HRLNTXKX8MD  568   2009-05-11   
956-415 4 Laredo TX SNANTX91X7Y  566   2013-09-15   
956-415 5 Laredo TX SNANTX91X7Y  566   2013-09-15   
956-415 7 Laredo TX SNANTX91X7Y  566   2013-09-15   
956-415 8 Laredo TX SNANTX91X7Y  566   2013-09-15   
956-422 0 Roma TX HRLNTXKX8MD  568   2013-10-06   
956-422 1 Roma TX HRLNTXKX8MD  568   2013-10-06   
956-422 4 Roma TX HRLNTXKX8MD  568   2015-01-10   
956-422 5 Roma TX HRLNTXKX8MD  568   2020-09-07   
956-422 6 Roma TX HRLNTXKX8MD  568   2016-03-14   
956-422 8 Roma TX HRLNTXKX8MD  568   2016-03-14   
956-424 5 Mission TX HRLNTXKX8MD  568   2004-11-22   
956-424 8 Mission TX HRLNTXKX8MD  568   2021-01-08   
956-426 4 Port Isabel TX HRLNTXKX8MD  568   2020-09-14   
956-426 5 Port Isabel TX HRLNTXKX8MD  568   2020-09-14   
956-429 1 McAllen TX HRLNTXKX8MD  568   2006-11-26   
956-429 2 McAllen TX HRLNTXKX8MD  568   2006-11-26   
956-429 9 McAllen TX HRLNTXKX8MD  568   2006-03-11   
956-432 A Mission TX   568      
956-432 1 Mission TX HRLNTXKX8MD  568   2005-05-07   
956-432 2 Mission TX HRLNTXKX8MD  568   2006-06-09   
956-432 3 Mission TX HRLNTXKX8MD  568   2006-04-13   
956-432 4 Mission TX HRLNTXKX8MD  568   2005-04-08   
956-432 5 Mission TX HRLNTXKX8MD  568   2005-04-21   
956-432 6 Mission TX HRLNTXKX8MD  568   2006-01-05   
956-432 7 Mission TX HRLNTXKX8MD  568   2005-03-27   
956-432 8 Mission TX HRLNTXKX8MD  568   2005-03-27   
956-432 9 Mission TX HRLNTXKX8MD  568   2005-03-27   
956-433 A Port Isabel TX HRLNTXKX8MD  568      
956-433 1 Port Isabel TX HRLNTXKX8MD  568      
956-433 4 Port Isabel TX HRLNTXKX8MD  568   2007-03-01   
956-433 6 Port Isabel TX HRLNTXKX8MD  568      
956-433 7 Port Isabel TX HRLNTXKX8MD  568      
956-433 8 Port Isabel TX HRLNTXKX8MD  568      
956-433 9 Port Isabel TX HRLNTXKX8MD  568      
956-434 A Los Fresnos TX HRLNTXKX8MD  568      
956-434 1 Los Fresnos TX HRLNTXKX8MD  568      
956-434 2 Los Fresnos TX HRLNTXKX8MD  568      
956-434 3 Los Fresnos TX HRLNTXKX8MD  568      
956-434 5 Los Fresnos TX HRLNTXKX8MD  568      
956-434 6 Los Fresnos TX HRLNTXKX8MD  568      
956-434 7 Los Fresnos TX HRLNTXKX8MD  568      
956-434 8 Los Fresnos TX HRLNTXKX8MD  568      
956-434 9 Los Fresnos TX HRLNTXKX8MD  568      
956-435 1 Brownsville TX HRLNTXKX8MD  568   2014-04-29   
956-435 2 Brownsville TX HRLNTXKX8MD  568   2014-04-29   
956-435 3 Brownsville TX HRLNTXKX8MD  568   2014-04-29   

<< 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 >>

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.