Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 793K TWC IP ENABLED SERVICES, LLC

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
956-621 5 Brownsville TX HRLNTXHGXYX  568      
956-622 3 Harlingen TX HRLNTXHGXYX  568   2011-01-14   
956-626 1 San Benito TX HRLNTXHGXYX  568   2011-01-14   
956-626 2 San Benito TX HRLNTXHGXYX  568   2015-03-30   
956-626 3 San Benito TX HRLNTXHGXYX  568   2018-02-26   
956-627 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-627 0 McAllen TX HRLNTXHGXYX  568      
956-627 1 McAllen TX HRLNTXHGXYX  568      
956-627 2 McAllen TX HRLNTXHGXYX  568      
956-627 3 McAllen TX HRLNTXHGXYX  568      
956-627 4 McAllen TX HRLNTXHGXYX  568      
956-627 5 McAllen TX HRLNTXHGXYX  568      
956-627 6 McAllen TX HRLNTXHGXYX  568      
956-636 4 Santa Rosa TX HRLNTXHGXYX  568   2007-06-13   
956-641 4 Brownsville TX HRLNTXHGXYX  568   2015-07-17   
956-647 5 Weslaco TX HRLNTXHGXYX  568   2011-01-14   
956-666 0 Pharr TX HRLNTXHGXYX  568   2018-02-26   
956-666 9 Pharr TX HRLNTXHGXYX  568   2017-11-02   
956-667 5 Brownsville TX HRLNTXHGXYX  568   2016-04-25   
956-685 1 Pharr TX HRLNTXHGXYX  568   2012-07-05   
956-690 4 Raymondville TX HRLNTXHGXYX  568   2005-09-28   
956-701 3 Laredo TX   566   2014-06-01   
956-704 5 Laredo TX   566   2016-04-25   
956-715 8 Pharr TX HRLNTXHGXYX  568   2016-04-18   
956-720 4 Edinburg TX HRLNTXHGXYX  568   2006-11-10   
956-731 4 McAllen TX HRLNTXHGXYX  568   2017-12-19   
956-731 5 McAllen TX HRLNTXHGXYX  568   2018-02-26   
956-731 6 McAllen TX HRLNTXHGXYX  568   2018-02-26   
956-748 5 Rio Hondo TX HRLNTXHGXYX  568   2007-05-03   
956-750 3 Zapata TX HRLNTXHGXYX  568   2008-01-24   
956-766 2 Mission TX HRLNTXHGXYX  568   2018-02-26   
956-766 6 Mission TX HRLNTXHGXYX  568   2018-12-24   
956-766 7 Mission TX HRLNTXHGXYX  568   2017-10-05   
956-772 7 Port Isabel TX HRLNTXHGXYX  568   2016-01-25   
956-800 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-800 1 McAllen TX HRLNTXHGXYX  568   2011-04-23   
956-800 4 McAllen TX HRLNTXHGXYX  568   2011-01-09   
956-801 2 Brownsville TX HRLNTXHGXYX  568   2015-01-15   
956-801 3 Brownsville TX HRLNTXHGXYX  568   2015-02-20   
956-801 7 Brownsville TX HRLNTXHGXYX  568   2015-03-20   
956-803 A McAllen TX HRLNTXHGXYX  568   2025-02-11   
956-803 0 McAllen TX HRLNTXHGXYX  568   2015-10-11   
956-803 1 McAllen TX HRLNTXHGXYX  568   2016-03-04   
956-843 0 McAllen TX HRLNTXHGXYX  568   2014-10-31   
956-847 4 Roma TX HRLNTXHGXYX  568   2005-10-10   
956-854 A Weslaco TX HRLNTXHGXYX  568   2025-02-11   
956-854 4 Weslaco TX HRLNTXHGXYX  568   2004-10-24   
956-884 7 Pharr TX HRLNTXHGXYX  568   2014-06-01   
956-887 7 La Feria TX HRLNTXHGXYX  568   2011-01-14   
956-903 A Mercedes TX HRLNTXHGXYX  568   2025-02-11   

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Last updated: Sat, 04 Jul 2026 13:07:56 UTC

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