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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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
832-430 7 Houston Suburban TX 903C ONVOY, LLC - TX 560   2015-01-04   
832-432 0 Porter TX 903C ONVOY, LLC - TX 560   2020-12-10   
832-432 7 Porter TX 903C ONVOY, LLC - TX 560   2011-11-18   
832-447 6 Spring TX 903C ONVOY, LLC - TX 560   2013-05-18   
832-447 8 Spring TX 903C ONVOY, LLC - TX 560   2025-02-02   
832-448 A Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 0 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 1 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 2 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 3 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 4 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 5 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 6 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 7 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-448 8 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-449 A Richmond-Rosenberg TX 903C ONVOY, LLC - TX 560      
832-449 7 Richmond-Rosenberg TX 903C ONVOY, LLC - TX 560   2009-08-29   
832-450 3 Houston TX 903C ONVOY, LLC - TX 560   2013-05-21   
832-456 A Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 1 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 2 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 3 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 4 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 5 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 6 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-456 9 Houston Suburban TX 903C ONVOY, LLC - TX 560      
832-460 8 Houston TX 903C ONVOY, LLC - TX 560   2010-04-06   
832-461 0 Bammel TX 903C ONVOY, LLC - TX 560   2013-09-30   
832-464 0 Barker TX 903C ONVOY, LLC - TX 560   2013-12-09   
832-471 8 Richmond-Rosenberg EMS TX 903C ONVOY, LLC - TX 560   2013-02-03   
832-478 7 Satsuma TX 903C ONVOY, LLC - TX 560   2011-09-02   
832-479 1 Pinehurst TX 903C ONVOY, LLC - TX 560   2020-09-26   
832-479 2 Pinehurst TX 903C ONVOY, LLC - TX 560   2020-09-26   
832-479 3 Pinehurst TX 903C ONVOY, LLC - TX 560   2020-09-26   
832-479 4 Pinehurst TX 903C ONVOY, LLC - TX 560   2020-09-26   
832-481 0 Friendswood TX 903C ONVOY, LLC - TX 560   2024-05-11   
832-481 5 Friendswood TX 903C ONVOY, LLC - TX 560   2013-09-30   
832-481 6 Friendswood TX 903C ONVOY, LLC - TX 560   2015-01-08   
832-481 7 Friendswood TX 903C ONVOY, LLC - TX 560   2015-01-08   
832-481 8 Friendswood TX 903C ONVOY, LLC - TX 560   2013-04-08   
832-482 3 Spring TX 903C ONVOY, LLC - TX 560   2006-12-18   
832-482 4 Spring TX 903C ONVOY, LLC - TX 560   2006-12-18   
832-485 A Houston TX 903C ONVOY, LLC - TX 560      
832-485 0 Houston TX 903C ONVOY, LLC - TX 560      
832-485 1 Houston TX 903C ONVOY, LLC - TX 560      
832-485 2 Houston TX 903C ONVOY, LLC - TX 560      
832-485 3 Houston TX 903C ONVOY, LLC - TX 560      
832-485 4 Houston TX 903C ONVOY, LLC - TX 560      
832-485 5 Houston TX 903C ONVOY, LLC - TX 560      
832-485 6 Houston TX 903C ONVOY, LLC - TX 560      

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

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