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: PNBLARJEDS0

Remotes:

Switch Switch name Switch type
ALTHARMARS2  ALTHEIMER  DRL 
PNBLARCHRS1  WHITE HALL  DRL 
NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-502 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-534 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-535 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-536 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-540 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-541 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-543 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-575 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-730 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-794 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      
870-850 A Pine Bluff AR 9533 SOUTHWESTERN BELL 530      

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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