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]

NXX: 978

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
210-978 A San Antonio TX SNANTXCADS2  9533 SOUTHWESTERN BELL 566      
210-978 0 San Antonio TX SNAQTXKY7MD  6114 LEVEL 3 COMMUNICATIONS, LLC - TX 566   2011-06-09   
210-978 1 San Antonio TX SNANTXCADS2  9533 SOUTHWESTERN BELL 566      
210-978 2 San Antonio TX SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2007-07-23   
210-978 3 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2014-03-07   
210-978 4 San Antonio TX SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-05-01   
210-978 5 San Antonio TX SNANTX39DS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 566   2010-06-10   
210-978 6 San Antonio TX SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2006-05-01   
210-978 7 San Antonio TX SNANTXCADS2  9533 SOUTHWESTERN BELL 566      
210-978 8 San Antonio TX SNANTXCADS2  9533 SOUTHWESTERN BELL 566      
210-978 9 San Antonio TX SNANTXCADS2  9533 SOUTHWESTERN BELL 566      

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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