Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 210 [Rate centres in NPA 210] [Dial plan for NPA 210]

Region: TX

OCN: 516C AT&T CORP.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-239 5 San Antonio TX   566   2010-08-18   
210-239 6 San Antonio TX   566   2010-09-24   
210-263 7 San Antonio TX   566   2014-01-09   
210-338 5 San Antonio TX   566   2009-06-16   
210-346 A San Antonio TX SNANTXCA58Z  566      
210-346 1 San Antonio TX   566      
210-384 4 San Antonio TX   566   2008-10-20   
210-451 A San Antonio TX SNANTXCA58Z  566      
210-451 1 San Antonio TX   566   2007-07-20   
210-468 2 San Antonio TX   566   2010-02-16   
210-468 3 San Antonio TX   566   2010-02-16   
210-468 5 San Antonio TX   566   2010-05-11   
210-474 6 San Antonio TX   566   2008-12-29   
210-475 3 San Antonio TX   566   2009-04-24   
210-503 A San Antonio TX SNANTXCA58Z  566      
210-503 5 San Antonio TX   566   2014-05-09   
210-560 2 San Antonio TX   566   2011-02-10   
210-598 9 San Antonio TX   566   2011-07-26   
210-642 6 San Antonio TX   566   2016-10-24   
210-642 7 San Antonio TX   566   2016-10-24   
210-642 8 San Antonio TX   566   2016-10-24   
210-701 8 San Antonio TX   566   2011-04-14   
210-757 3 San Antonio TX   566   2009-06-16   
210-758 A San Antonio TX SNANTXCA58Z  566      
210-758 5 San Antonio TX   566   2014-09-05   
210-776 7 San Antonio TX   566   2012-01-25   
210-908 9 San Antonio TX   566   2010-07-12   
210-943 A San Antonio TX SNANTXCA58Z  566      
210-943 5 San Antonio TX   566   2016-06-11   
210-957 0 San Antonio TX   566   2009-12-30   
210-957 1 San Antonio TX   566   2009-11-13   
210-966 0 San Antonio TX   566   2016-08-14   
210-971 7 San Antonio TX   566   2015-08-04   
210-971 8 San Antonio TX   566   2015-08-04   
210-971 9 San Antonio TX   566   2015-08-04   
210-973 A San Antonio TX SNANTXCA58Z  566      
210-973 5 San Antonio TX   566   2014-10-26   
210-973 6 San Antonio TX   566   2014-10-26   
210-973 7 San Antonio TX   566   2014-10-26   
210-988 2 San Antonio TX   566   2015-05-10   
210-988 3 San Antonio TX   566   2015-05-10   
210-994 A San Antonio TX SNANTXCA58Z  566      
210-994 5 San Antonio TX   566   2015-01-27   
210-994 6 San Antonio TX   566   2015-01-27   
210-994 7 San Antonio TX   566   2016-07-19   
210-994 8 San Antonio TX   566   2016-08-09   
210-994 9 San Antonio TX   566   2015-01-27   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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