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: WMMPARMADS0

Remotes:

Switch Switch name Switch type
CFVLARMARS1  CRAWFORDSVILLE  RSC 
EARLARMARS1  EARLE  RSC 
HGHSARMARS1  HUGHES  RSC 
MARNARMARS1  MARION  RSC 
PRKNARMARS1  PARKIN  RSC 
TRRLARMARS1  TURRELL  RSC 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-394 A West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-394 0 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-400 A West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-400 0 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-400 2 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-400 3 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-400 4 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-657 A Blackfish Lake AR 9533 SOUTHWESTERN BELL 528      
870-657 2 Blackfish Lake AR 9533 SOUTHWESTERN BELL 528      
870-702 A West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 1 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 2 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 3 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 5 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 6 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-702 7 West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-732 A West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-733 A West Memphis AR 9533 SOUTHWESTERN BELL 528      
870-735 A West Memphis AR 9533 SOUTHWESTERN BELL 528      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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