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: SNANTXWEDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
210-402 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-403 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-404 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-404 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-404 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-404 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-404 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-471 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 0 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-481 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-482 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 1 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-483 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 2 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 5 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 6 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 7 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-489 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-490 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-491 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-494 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-495 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-496 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-497 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-499 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-545 A San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-588 3 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-588 4 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-686 8 San Antonio TX 9533 SOUTHWESTERN BELL 566      
210-730 9 San Antonio TX 9533 SOUTHWESTERN BELL 566      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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