Local Calling Guide

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NPA: 307 [Rate centres in NPA 307] [Dial plan for NPA 307]

NXX: 461

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-461 A Sheridan WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-461 0 Sheridan WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2005-01-19   
307-461 1 Sheridan WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2005-10-31   
307-461 2 Sheridan WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2006-08-11   
307-461 3 Sheridan WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2009-11-27   
307-461 4 Sheridan WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654      
307-461 5 Sheridan WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2010-06-04   
307-461 6 Sheridan WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654   2012-12-08   
307-461 7 Sheridan WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2007-02-19   
307-461 8 Sheridan WY CSPRWYDNIMD  495J STRATUS NETWORKS 654   2021-04-08   
307-461 9 Sheridan WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2008-11-29   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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