Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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  • 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: 6529 T-MOBILE USA, INC.

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NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
210-204 A San Antonio TX SNANTX91X7Y  566      
210-204 0 San Antonio TX SNANTX91X7Y  566   2004-08-28   
210-204 1 San Antonio TX SNANTX91X7Y  566   2005-07-08   
210-204 2 San Antonio TX SNANTX91X7Y  566   2004-08-28   
210-204 3 San Antonio TX SNANTX91X7Y  566   2004-08-28   
210-204 4 San Antonio TX SNANTX91X7Y  566   2004-10-14   
210-204 5 San Antonio TX SNANTX91X7Y  566   2004-08-28   
210-204 6 San Antonio TX SNANTX91X7Y  566   2004-09-10   
210-204 7 San Antonio TX SNANTX91X7Y  566   2004-09-10   
210-204 8 San Antonio TX SNANTX91X7Y  566   2004-09-10   
210-204 9 San Antonio TX SNANTX91X7Y  566   2004-09-10   
210-236 2 San Antonio TX SNANTX91X7Y  566   2012-01-25   
210-237 0 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-237 1 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-237 3 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-237 5 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-237 6 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-237 7 San Antonio TX SNANTX91X7Y  566   2004-09-26   
210-248 4 San Antonio TX SNANTX91X7Y  566   2006-02-17   
210-248 5 San Antonio TX SNANTX91X7Y  566   2004-06-20   
210-248 6 San Antonio TX SNANTX91X7Y  566   2006-02-17   
210-248 7 San Antonio TX SNANTX91X7Y  566   2006-02-17   
210-249 6 San Antonio TX SNANTX91X7Y  566   2006-02-17   
210-249 8 San Antonio TX SNANTX91X7Y  566   2006-02-17   
210-251 A San Antonio TX SNANTX91X7Y  566      
210-251 0 San Antonio TX SNANTX91X7Y  566   2007-03-15   
210-251 1 San Antonio TX SNANTX91X7Y  566   2007-03-15   
210-251 5 San Antonio TX SNANTX91X7Y  566   2008-05-10   
210-251 6 San Antonio TX SNANTX91X7Y  566   2008-05-10   
210-251 7 San Antonio TX SNANTX91X7Y  566   2008-08-28   
210-251 8 San Antonio TX SNANTX91X7Y  566   2008-09-02   
210-251 9 San Antonio TX SNANTX91X7Y  566   2007-03-15   
210-254 0 San Antonio TX SNANTX91X7Y  566   2004-10-25   
210-254 2 San Antonio TX SNANTX91X7Y  566   2004-10-25   
210-254 3 San Antonio TX SNANTX91X7Y  566   2004-11-01   
210-254 4 San Antonio TX SNANTX91X7Y  566   2004-10-06   
210-254 5 San Antonio TX SNANTX91X7Y  566   2004-10-06   
210-254 7 San Antonio TX SNANTX91X7Y  566   2004-10-06   
210-254 8 San Antonio TX SNANTX91X7Y  566   2004-10-06   
210-255 0 San Antonio TX SNANTX91X7Y  566   2004-04-29   
210-255 7 San Antonio TX SNANTX91X7Y  566   2004-10-25   
210-255 9 San Antonio TX SNANTX91X7Y  566   2005-04-04   
210-264 A San Antonio TX SNANTX91X7Y  566      
210-269 0 San Antonio TX SNANTX91X7Y  566      
210-269 2 San Antonio TX SNANTX91X7Y  566      
210-269 3 San Antonio TX SNANTX91X7Y  566      
210-269 4 San Antonio TX SNANTX91X7Y  566      
210-269 5 San Antonio TX SNANTX91X7Y  566      
210-269 6 San Antonio TX SNANTX91X7Y  566      
210-269 8 San Antonio TX SNANTX91X7Y  566      

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Last updated: Tue, 01 Sep 2026 00:40:05 UTC

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