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: RLVLARFI2MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-317 A Russellville AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
501-419 A Rose Bud AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-676 A Midway (Baxter) AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-682 A Elaine AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-760 A Lockesburg AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-913 A Swifton AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-978 A Amity AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      
870-987 A Mallard Point AR 508J CENTURYLINK COMMUNICATIONS, LLC 528      

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

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