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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Cody, WY

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NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
307-586 A BASNWYXCDS1  7466 TRI TEL, INC. 654      
307-587 A CODYWYMADS0  9636 QWEST CORPORATION 654      
307-712 A CHYNWYVACM1  013B UNION TELEPHONE COMPANY 654      
307-899 A CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654      

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Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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