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: CHVYARMARS2

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-442 A Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-442 1 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-525 A Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-525 0 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 A Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 1 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 2 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 3 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 4 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 5 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 6 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      
870-588 7 Cherry Valley AR 9533 SOUTHWESTERN BELL 528      

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

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