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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Bayard, NE

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
308-545 A   792K CHARTER IP ENABLED SERVICES, LLC 646      
308-545 1   792K CHARTER IP ENABLED SERVICES, LLC 646   2010-05-03   
308-545 2 SCTSNEXUMMD  549E ONVOY, LLC - NE 646   2021-04-12   
308-545 3 GDISNENW6MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 646   2023-01-23   
308-545 5 SCTSNEXUMMD  549E ONVOY, LLC - NE 646   2021-03-01   
308-545 7 GDISNENWUMD  508J CENTURYLINK COMMUNICATIONS, LLC 646   2014-12-15   
308-586 A BYRDNEXURP0  4530 UNITED TEL CO OF THE WEST DBA CENTURYLINK - NE 646      

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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