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: ARKDARMADS0

Remotes:

Switch Switch name Switch type
ASHDARMARS1  ASHDOWN  5ER 
BDCWARMARS2  BODCAW  5ER 
GRDNARMARS1  GURDON  5ER 
HOPEARMARS1  HOPE  5ER 
NSVLARMARS1  NASHVILLE  5ER 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-230 A Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 1 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 2 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 3 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 4 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 5 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 6 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 7 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-230 8 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-245 A Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-246 A Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-403 A Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-403 0 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-464 A Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-464 4 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-464 5 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      
870-464 6 Arkadelphia AR 9533 SOUTHWESTERN BELL 528      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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