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: RLVLARXASMD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
479-429 A Hartman AR 348F ONVOY, LLC - AR 528      
479-449 A Russellville AR 348F ONVOY, LLC - AR 528      
479-454 A Centerville AR 348F ONVOY, LLC - AR 528      
479-465 A Atkins AR 348F ONVOY, LLC - AR 528      
479-470 A Hector AR 348F ONVOY, LLC - AR 528      
479-472 A Ratcliff AR 348F ONVOY, LLC - AR 528      
479-473 A Scranton AR 348F ONVOY, LLC - AR 528      
479-475 A Subiaco AR 348F ONVOY, LLC - AR 528      
479-482 A Dover AR 348F ONVOY, LLC - AR 528      
479-679 A Salus AR 348F ONVOY, LLC - AR 528      
479-779 A Ozark AR 348F ONVOY, LLC - AR 528      

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

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