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: PNBLAREK0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
870-224 A Monticello AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-229 A Crossett AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-412 A Monticello AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-417 A Lake Village AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-619 A Pine Bluff AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-626 A Magnolia AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-639 A El Dorado AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-663 A Pine Bluff AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-991 A Carthage AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      
870-993 A Dalark AR 5179 LEVEL 3 COMMUNICATIONS, LLC - AR 530      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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