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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Switch: ASLDOR554MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
541-326 A Medford OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 670      
541-727 A Central Point OR 3234 LEVEL 3 COMMUNICATIONS, LLC - OR 670   2006-09-29   

Last updated: Thu, 10 Sep 2020 02:15:24 UTC

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