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: SNANTXFRDS0

Remotes:

Switch Switch name Switch type
MARNTXMRRS0  MARION  RSC 
SNANTXLSRS1  SAN ANTONIO LEON SPRINGS  RSS 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-564 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-590 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-599 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-619 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-637 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-646 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-650 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-651 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-653 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-654 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-655 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-656 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-657 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-871 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-946 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-967 A San Antonio TX 9533 SOUTHWESTERN BELL 566      

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

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