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: SNANTXWADS0

Remotes:

Switch Switch name Switch type
HONDTXHODS0  HONDO  5E 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-334 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-627 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-921 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-922 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-923 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-924 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-927 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-928 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-932 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-977 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-989 A San Antonio TX 9533 SOUTHWESTERN BELL 566      

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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