Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
956-205 2 Mission TX 793K TWC IP ENABLED SERVICES, LLC 568   2006-10-17   
956-223 A Pharr TX 793K TWC IP ENABLED SERVICES, LLC 568   2025-02-11   
956-223 1 Pharr TX 793K TWC IP ENABLED SERVICES, LLC 568   2020-06-14   
956-223 4 Pharr TX 793K TWC IP ENABLED SERVICES, LLC 568   2004-03-19   
956-230 A Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568   2025-02-11   
956-230 0 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 1 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 2 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 3 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 4 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 5 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-230 8 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568   2015-04-13   
956-233 2 Los Fresnos TX 793K TWC IP ENABLED SERVICES, LLC 568   2007-06-13   
956-254 2 Los Fresnos TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-255 4 Edcouch TX 793K TWC IP ENABLED SERVICES, LLC 568   2017-07-31   
956-258 5 Pharr TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-01-16   
956-263 1 Rio Grande City TX 793K TWC IP ENABLED SERVICES, LLC 568   2005-08-21   
956-265 9 Zapata TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-270 4 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-04-25   
956-271 4 Mission TX 793K TWC IP ENABLED SERVICES, LLC 568   2008-11-10   
956-276 4 San Benito TX 793K TWC IP ENABLED SERVICES, LLC 568   2004-12-13   
956-277 A La Feria TX 793K TWC IP ENABLED SERVICES, LLC 568   2025-02-11   
956-277 0 La Feria TX 793K TWC IP ENABLED SERVICES, LLC 568      
956-280 5 Brownsville TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-287 4 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2004-10-24   
956-291 7 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568   2016-04-18   
956-294 1 Mercedes TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-299 4 Port Isabel TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-11-27   
956-317 1 Rio Grande City TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-322 3 McAllen TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-04-26   
956-322 5 McAllen TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-07-10   
956-322 8 McAllen TX 793K TWC IP ENABLED SERVICES, LLC 568   2015-06-04   
956-331 8 McAllen TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-12-11   
956-347 4 Lyford TX 793K TWC IP ENABLED SERVICES, LLC 568   2007-05-03   
956-348 2 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2017-10-05   
956-348 4 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2018-02-26   
956-348 5 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2018-02-26   
956-351 5 Weslaco TX 793K TWC IP ENABLED SERVICES, LLC 568   2007-08-24   
956-352 1 Rio Grande City TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-12-30   
956-352 6 Rio Grande City TX 793K TWC IP ENABLED SERVICES, LLC 568   2014-07-10   
956-353 6 Roma TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-368 5 Harlingen TX 793K TWC IP ENABLED SERVICES, LLC 568   2017-11-01   
956-370 6 Rio Grande City TX 793K TWC IP ENABLED SERVICES, LLC 568   2018-10-26   
956-375 2 Weslaco TX 793K TWC IP ENABLED SERVICES, LLC 568   2013-06-30   
956-377 5 Donna TX 793K TWC IP ENABLED SERVICES, LLC 568   2004-10-24   
956-378 A Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2025-02-11   
956-378 9 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2013-07-19   
956-386 9 Edinburg TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-398 2 Raymondville TX 793K TWC IP ENABLED SERVICES, LLC 568   2011-01-14   
956-405 3 Weslaco TX 793K TWC IP ENABLED SERVICES, LLC 568   2017-11-23   

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Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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