Local Calling Guide

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

NXX: 554

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-554 A Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-554 0 Glenrock WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2009-05-22   
307-554 1 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-05-24   
307-554 2 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2020-12-19   
307-554 3 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2020-12-19   
307-554 4 Glenrock WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2013-06-11   
307-554 5 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-09-07   
307-554 6 Glenrock WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2010-11-13   
307-554 7 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2007-03-09   
307-554 8 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2012-01-13   
307-554 9 Glenrock WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2021-03-02   

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

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