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: SNANTXCADS2

Remotes:

Switch Switch name Switch type
SNANTXBARS3  SAN ANTONIO BABCOCK  ORM 
SNANTXDIRS0  SAN ANTONIO DIAMOND  ORM 
SNANTXEDRS2  SAN ANTONIO EDISON  RSL 
SNANTXFRRS5  SAN ANTONIO FRATT  ORM 
SNANTXGERS2  SAN ANTONIO GENERAL  ORM 

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-423 4 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-423 5 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-423 6 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-423 7 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-423 8 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-423 9 San Antonio TX 9533 SOUTHWESTERN BELL 566   2005-07-27   
210-444 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-444 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-472 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-474 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-475 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-476 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-485 0 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-03   
210-486 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-486 0 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   
210-486 1 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   
210-486 2 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   
210-486 3 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   
210-486 4 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   
210-486 5 San Antonio TX 9533 SOUTHWESTERN BELL 566   2008-04-09   

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

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