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: HBSPARMADS0

Remotes:

Switch Switch name Switch type
GRFYARMARS1  GREERS FERRY  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
501-206 A Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-206 0 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-206 3 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 A Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 0 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 3 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 4 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 5 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 6 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 7 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 8 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-250 9 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-362 A Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-365 A Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-365 0 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-887 A Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-887 3 Heber Springs AR 9533 SOUTHWESTERN BELL 528      
501-887 4 Heber Springs AR 9533 SOUTHWESTERN BELL 528   2007-08-10   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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