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.

Switch: SNANTXGERS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-462 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-462 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-462 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-462 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-462 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-462 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      

Last updated: Wed, 01 Jun 2022 03:09:23 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.