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      
307-278 1 Buffalo WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654      
307-278 2 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-278 3 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-278 4 Buffalo WY CHYNWYMAXGX  624H ONVOY SPECTRUM, LLC 654      
307-278 5 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-278 6 Buffalo WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-278 7 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-278 8 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-278 9 Buffalo WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654      

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

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