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]

NXX: 471

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
210-471 A San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 0 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 1 San Antonio TX SNANTX78G00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 566   2004-05-31   
210-471 2 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 3 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 4 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 5 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 6 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 7 San Antonio TX SNANTXWEDS0  9533 SOUTHWESTERN BELL 566      
210-471 8 San Antonio TX SNANTX91X2Y  5562 METROPCS, INC. 566   2007-11-12   
210-471 9 San Antonio TX SNANTX91X7Y  6529 T-MOBILE USA, INC. 566   2005-04-04   

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.