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: 296

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-296 A Cody WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-296 0 Cody WY   073H TELNYX LLC 654   2017-04-11   
307-296 1 Cody WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-296 2 Cody WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-296 3 Cody WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-296 4 Cody WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-296 5 Cody WY   508J CENTURYLINK COMMUNICATIONS, LLC 654   2015-05-05   
307-296 6 Cody WY   6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2015-03-05   
307-296 7 Cody WY   081F BANDWIDTH.COM CLEC, LLC - WY 654   2014-12-30   
307-296 8 Cody WY   450F ONVOY, LLC - WY 654   2017-11-05   
307-296 9 Cody WY   081F BANDWIDTH.COM CLEC, LLC - WY 654   2016-09-22   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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