Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]

NXX: 278

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-278 A Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-278 0 Buffalo WY CSPRWYESPS1  009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654   2006-05-17   
307-278 1 Buffalo WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2010-02-21   
307-278 2 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654   2012-02-26   
307-278 3 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2010-04-02   
307-278 4 Buffalo WY CHYNWYMAXGX  624H ONVOY SPECTRUM, LLC 654   2021-11-14   
307-278 5 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654   2020-01-26   
307-278 6 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654   2005-02-26   
307-278 7 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2006-10-21   
307-278 8 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2020-05-01   
307-278 9 Buffalo WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2008-11-29   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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