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.

NPA: 210 [Rate centres in NPA 210] [Dial plan for NPA 210]

Region: TX

OCN: 6114 LEVEL 3 COMMUNICATIONS, LLC - TX

1 2 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-209 8 San Antonio TX SNAQTXKY7MD  566   2008-01-29   
210-209 9 San Antonio TX SNAQTXKY7MD  566   2008-02-13   
210-239 0 San Antonio TX SNAQTXKY7MD  566   2010-08-26   
210-239 1 San Antonio TX SNAQTXKY7MD  566   2010-08-26   
210-305 A San Antonio TX SNAQTXKY7MD  566      
210-305 4 San Antonio TX SNAQTXKY7MD  566   2011-11-04   
210-305 5 San Antonio TX SNAQTXKY7MD  566   2011-11-04   
210-318 4 San Antonio TX SNAQTXKY7MD  566   2015-05-13   
210-319 4 San Antonio TX SNAQTXKY7MD  566   2008-03-04   
210-319 5 San Antonio TX SNAQTXKY7MD  566   2008-05-18   
210-319 6 San Antonio TX SNAQTXKY7MD  566   2008-06-03   
210-319 7 San Antonio TX SNAQTXKY7MD  566   2008-06-03   
210-321 9 San Antonio TX SNAQTXKY7MD  566   2008-06-03   
210-348 3 San Antonio TX SNAQTXKY7MD  566   2008-06-03   
210-384 2 San Antonio TX SNAQTXKY7MD  566   2008-11-26   
210-390 A San Antonio TX SNAQTXKY7MD  566      
210-390 0 San Antonio TX SNAQTXKY7MD  566   2009-07-31   
210-390 1 San Antonio TX SNAQTXKY7MD  566   2009-07-31   
210-399 A San Antonio TX SNAQTXKY7MD  566      
210-399 0 San Antonio TX SNAQTXKY7MD  566   2009-08-08   
210-399 1 San Antonio TX SNAQTXKY7MD  566   2009-08-08   
210-399 2 San Antonio TX SNAQTXKY7MD  566   2009-08-08   
210-399 3 San Antonio TX SNAQTXKY7MD  566   2009-08-08   
210-399 4 San Antonio TX SNAQTXKY7MD  566   2009-08-08   
210-417 A San Antonio TX SNAQTXKY7MD  566      
210-417 4 San Antonio TX SNAQTXKY7MD  566   2011-11-11   
210-428 6 San Antonio TX SNAQTXKY7MD  566   2010-03-12   
210-436 8 San Antonio TX SNAQTXKY7MD  566   2020-12-11   
210-446 A San Antonio TX SNAQTXKY7MD  566      
210-446 1 San Antonio TX SNAQTXKY7MD  566   2016-07-18   
210-446 3 San Antonio TX SNAQTXKY7MD  566   2011-01-22   
210-446 4 San Antonio TX SNAQTXKY7MD  566   2011-01-22   
210-460 4 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-460 5 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-460 6 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-460 7 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-468 0 San Antonio TX SNAQTXKY7MD  566   2010-04-18   
210-468 1 San Antonio TX SNAQTXKY7MD  566   2010-03-20   
210-485 1 San Antonio TX SNAQTXKY7MD  566   2008-03-26   
210-501 0 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-501 1 San Antonio TX SNAQTXKY7MD  566   2010-10-31   
210-504 A San Antonio TX SNAQTXKY7MD  566      
210-504 2 San Antonio TX SNAQTXKY7MD  566   2014-08-08   
210-504 3 San Antonio TX SNAQTXKY7MD  566   2014-08-08   
210-526 0 San Antonio TX SNAQTXKY7MD  566   2011-06-24   
210-544 5 San Antonio TX SNAQTXKY7MD  566   2007-12-06   
210-569 0 San Antonio TX SNAQTXKY7MD  566   2010-08-06   
210-583 A San Antonio TX SNAQTXKY7MD  566      
210-583 0 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 1 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 2 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 3 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 4 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 5 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 6 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 7 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 8 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-583 9 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-585 2 San Antonio TX SNAQTXKY7MD  566   2013-04-15   
210-585 3 San Antonio TX SNAQTXKY7MD  566   2013-04-15   
210-585 4 San Antonio TX SNAQTXKY7MD  566   2013-04-15   
210-591 0 San Antonio TX SNAQTXKY7MD  566   2007-11-07   
210-591 1 San Antonio TX SNAQTXKY7MD  566   2007-11-07   
210-591 7 San Antonio TX SNAQTXKY7MD  566   2007-11-07   
210-591 8 San Antonio TX SNAQTXKY7MD  566   2007-11-07   
210-598 5 San Antonio TX SNAQTXKY7MD  566   2011-06-08   
210-598 6 San Antonio TX SNAQTXKY7MD  566   2011-06-08   
210-598 7 San Antonio TX SNAQTXKY7MD  566   2011-06-08   
210-600 5 San Antonio TX SNAQTXKY7MD  566   2015-11-08   
210-600 9 San Antonio TX SNAQTXKY7MD  566   2015-11-12   
210-625 3 San Antonio TX SNAQTXKY7MD  566   2013-09-29   
210-625 4 San Antonio TX SNAQTXKY7MD  566   2013-09-29   
210-625 5 San Antonio TX SNAQTXKY7MD  566   2013-09-29   
210-625 7 San Antonio TX SNAQTXKY7MD  566   2013-09-29   
210-625 8 San Antonio TX SNAQTXKY7MD  566   2013-09-29   
210-634 1 San Antonio TX SNAQTXKY7MD  566   2016-07-18   
210-640 A San Antonio TX SNAQTXKY7MD  566      
210-640 1 San Antonio TX SNAQTXKY7MD  566   2017-06-29   
210-640 2 San Antonio TX SNAQTXKY7MD  566   2017-06-26   
210-640 3 San Antonio TX SNAQTXKY7MD  566   2017-06-26   
210-640 5 San Antonio TX SNAQTXKY7MD  566   2017-06-29   
210-672 2 San Antonio TX SNAQTXKY7MD  566   2015-11-17   
210-672 4 San Antonio TX SNAQTXKY7MD  566   2016-07-18   
210-676 A San Antonio TX SNAQTXKY7MD  566      
210-676 0 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 1 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 2 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 3 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 4 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 5 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 6 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 7 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 8 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-676 9 San Antonio TX SNAQTXKY7MD  566   2017-02-12   
210-688 8 San Antonio TX SNAQTXKY7MD  566   2024-10-14   
210-693 0 San Antonio TX SNAQTXKY7MD  566   2007-03-07   
210-693 1 San Antonio TX SNAQTXKY7MD  566   2007-03-07   
210-702 A San Antonio TX SNAQTXKY7MD  566      
210-702 2 San Antonio TX SNAQTXKY7MD  566   2013-01-19   
210-702 3 San Antonio TX SNAQTXKY7MD  566   2013-01-19   

1 2 >>

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.