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.

OCN: 8434 LEVEL 3 OF TELECOM OF TEXAS, LLC - TX

<< 1 2 3 4 >>

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-631 9 San Antonio TX SNANTX91DS6  566   2011-07-01   
210-635 1 San Antonio TX SNANTX91DS1  566   2005-04-15   
210-635 2 San Antonio TX SNANTX91DS1  566   2005-04-03   
210-635 3 San Antonio TX SNANTX91DS1  566   2005-02-25   
210-635 4 San Antonio TX SNANTX91DS1  566   2005-02-25   
210-635 5 San Antonio TX SNANTX91DS1  566   2005-06-23   
210-638 2 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-638 3 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-638 4 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-638 5 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-638 6 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-638 7 San Antonio TX SNANTX91DS1  566   2006-08-27   
210-671 A San Antonio TX SNANTX91DS1  566      
210-678 3 San Antonio TX SNANTX91DS1  566   2005-12-11   
210-678 4 San Antonio TX SNANTX91DS1  566   2005-12-11   
210-679 2 San Antonio TX SNANTX91DS1  566   2005-12-11   
210-679 3 San Antonio TX SNANTX91DS1  566   2005-12-11   
210-679 4 San Antonio TX SNANTX91DS1  566   2005-12-11   
210-757 1 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 2 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 5 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 6 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 7 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 8 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-757 9 San Antonio TX SNANTX91DS1  566   2003-12-16   
210-801 7 San Antonio TX SNANTX91DS6  566   2014-09-08   
210-801 8 San Antonio TX SNANTX91DS6  566   2014-09-08   
210-807 5 San Antonio TX SNANTX91DS1  566   2006-07-13   
210-808 A San Antonio TX SNANTX91DS1  566      
210-808 0 San Antonio TX   566   2007-11-09   
210-808 1 San Antonio TX   566   2007-11-09   
210-808 2 San Antonio TX   566   2007-11-09   
210-808 3 San Antonio TX   566   2007-11-09   
210-808 4 San Antonio TX   566   2007-11-09   
210-808 5 San Antonio TX   566   2007-11-09   
210-808 6 San Antonio TX   566   2007-11-09   
210-808 7 San Antonio TX   566   2007-11-09   
210-808 8 San Antonio TX   566   2007-11-09   
210-808 9 San Antonio TX   566   2007-11-09   
210-855 A San Antonio TX SNANTX91DS1  566      
210-855 0 San Antonio TX   566   2005-02-03   
210-855 1 San Antonio TX   566   2005-02-03   
210-855 2 San Antonio TX   566   2005-02-03   
210-855 3 San Antonio TX   566   2005-02-03   
210-855 4 San Antonio TX   566   2005-02-03   
210-855 5 San Antonio TX   566   2005-02-03   
210-855 6 San Antonio TX   566   2005-02-03   
210-855 7 San Antonio TX   566   2005-02-03   
210-855 8 San Antonio TX   566   2005-02-03   
210-855 9 San Antonio TX   566   2005-02-03   

<< 1 2 3 4 >>

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.