Local Calling Guide

Area code/prefix search

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Switch: HSTOTX42DS2

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
281-714 4 Houston TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2007-09-26   
281-737 A Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-737 0 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 1 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 2 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 3 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 4 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 5 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 6 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 7 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 8 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-737 9 Satsuma TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2009-04-17   
281-747 4 Porter TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2012-01-21   
281-751 2 Mont Belvieu TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2012-08-18   
281-762 6 Richmond-Rosenberg EMS TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2004-03-02   
281-769 A Katy TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-769 0 Katy TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-775 6 Bammel TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560   2008-10-24   
281-781 A Bammel TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-781 0 Bammel TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-781 1 Bammel TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-783 A Sheldon TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-783 0 Sheldon TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-783 1 Sheldon TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 A Friendswood TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 0 Friendswood TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-816 2 Friendswood TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 A Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 0 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 1 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 3 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 4 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 5 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-823 6 Apollo TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-845 A Arcola TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-845 0 Arcola TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-845 5 Arcola TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 A Langham Creek TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 0 Langham Creek TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 2 Langham Creek TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-849 5 Langham Creek TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 A Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 0 Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 1 Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 2 Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 3 Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-854 6 Houston Suburban TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 A Westfield TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 0 Westfield TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      
281-869 5 Westfield TX 7074 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX 560      

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Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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