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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Switch: SNANTXCAY9X

<< 1 2 3 4 5 6 7 8 >>

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-634 7 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-05-20   
210-634 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-05-20   
210-635 0 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-637 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-642 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-09-20   
210-642 5 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-09-20   
210-647 6 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-08-03   
210-667 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-670 7 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-10-20   
210-686 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2018-07-30   
210-688 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-688 5 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-721 7 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2014-09-16   
210-750 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2019-09-30   
210-761 0 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2018-12-14   
210-761 1 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2018-12-14   
210-761 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2019-09-30   
210-781 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-03-13   
210-845 A San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566      
210-845 1 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566      
210-852 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-11-05   
210-858 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2004-08-04   
210-858 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2004-08-04   
210-874 6 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2017-11-13   
210-878 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-12-22   
210-881 9 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-12-22   
210-886 8 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2005-12-15   
210-888 A San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566      
210-888 1 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 2 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 5 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 6 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-10-08   
210-888 7 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-09-24   
210-932 8 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-01-05   
210-943 0 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-07-01   
210-957 2 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-07-09   
210-957 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-07-09   
210-957 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-07-09   
210-962 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2018-01-25   
210-962 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2018-02-15   
210-963 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-09-20   
210-967 3 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2007-01-05   
210-969 4 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-10-06   
210-969 5 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-10-06   
210-969 6 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-10-06   
210-969 7 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-11-03   
210-969 8 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2016-11-03   
210-977 0 San Antonio TX 793K TWC IP ENABLED SERVICES, LLC 566   2006-03-03   

<< 1 2 3 4 5 6 7 8 >>

Last updated: Thu, 16 Jul 2026 02:21:55 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.