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.
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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
956-261 7 Weslaco TX   568   2012-12-19   
956-261 8 Weslaco TX   568   2012-12-19   
956-261 9 Weslaco TX   568   2012-07-12   
956-265 7 Zapata TX   568   2020-09-14   
956-266 A Brownsville TX HRLNTXKX3MD  568      
956-269 3 Laredo TX   566   2013-04-05   
956-269 4 Laredo TX   566   2013-04-05   
956-271 9 Mission TX   568   2015-08-20   
956-278 9 McAllen TX   568   2016-05-09   
956-280 0 Brownsville TX   568   2010-10-18   
956-280 1 Brownsville TX   568   2010-10-18   
956-280 2 Brownsville TX   568   2010-10-18   
956-280 9 Brownsville TX   568   2014-03-08   
956-293 0 Brownsville TX   568   2009-12-06   
956-293 1 Brownsville TX   568   2010-08-08   
956-293 2 Brownsville TX   568   2014-03-08   
956-293 3 Brownsville TX   568   2014-03-08   
956-293 4 Brownsville TX   568   2014-03-08   
956-293 5 Brownsville TX   568   2014-03-08   
956-293 7 Brownsville TX   568   2014-03-08   
956-293 8 Brownsville TX   568   2014-03-08   
956-293 9 Brownsville TX   568   2014-03-08   
956-295 1 Brownsville TX   568   2012-06-24   
956-295 4 Brownsville TX   568   2012-03-10   
956-295 5 Brownsville TX   568   2012-03-10   
956-295 6 Brownsville TX   568   2012-11-13   
956-295 7 Brownsville TX   568   2011-08-27   
956-295 8 Brownsville TX   568   2011-08-27   
956-295 9 Brownsville TX   568   2011-08-27   
956-297 5 Roma TX   568   2020-09-07   
956-299 A Port Isabel TX HRLNTXKX3MD  568      
956-299 0 Port Isabel TX   568      
956-299 1 Port Isabel TX   568      
956-299 6 Port Isabel TX   568      
956-299 9 Port Isabel TX   568      
956-301 A Laredo TX SNANTX91X8X  566      
956-301 9 Laredo TX   566   2019-03-10   
956-319 0 Laredo TX   566   2005-02-06   
956-319 4 Laredo TX   566   2005-04-02   
956-319 5 Laredo TX   566   2005-07-17   
956-319 6 Laredo TX   566   2005-08-22   
956-319 7 Laredo TX   566   2005-12-16   
956-319 8 Laredo TX   566   2005-06-12   
956-321 3 Mission TX   568   2015-08-20   
956-321 5 Mission TX   568   2015-08-20   
956-324 A Laredo TX SNANTX91X8X  566      
956-328 4 McAllen TX   568   2015-01-04   
956-328 8 McAllen TX   568   2015-01-04   
956-335 A Harlingen TX HRLNTXKX3MD  568      
956-335 1 Harlingen TX   568   2020-09-05   

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Last updated: Mon, 24 May 2021 01:28:43 UTC

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