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.
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OCN: 1713 NORTHERN ARKANSAS TEL. CO.

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
870-422 A Diamond City AR LDHLARXADS0  528      
870-426 A Omaha AR LDHLARXADS0  528      
870-427 A Pyatt AR LDHLARXADS0  528      
870-436 A Lead Hill AR LDHLARXADS0  528      
870-445 A Bull Shoals AR LDHLARXADS0  528      
870-453 A Flippin AR LDHLARXADS0  528      

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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