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: SNYDTXSDDS0

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
325-573 A Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 A Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 1 Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 2 Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 6 Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 7 Snyder TX 9533 SOUTHWESTERN BELL 550      
325-574 8 Snyder TX 9533 SOUTHWESTERN BELL 550      
325-866 A Snyder TX 9533 SOUTHWESTERN BELL 550      
325-866 7 Snyder TX 9533 SOUTHWESTERN BELL 550   2008-02-29   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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