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: 368

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-368 A Afton WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-368 0 Afton WY   6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2021-03-27   
307-368 1 Afton WY   581H AIRUS, INC. - WY 654   2021-04-22   
307-368 2 Afton WY   450F ONVOY, LLC - WY 654   2021-07-10   
307-368 3 Afton WY   450F ONVOY, LLC - WY 654   2021-07-10   
307-368 4 Afton WY   624H ONVOY SPECTRUM, LLC 654   2021-11-14   
307-368 5 Afton WY   624H ONVOY SPECTRUM, LLC 654   2021-07-19   
307-368 6 Afton WY   624H ONVOY SPECTRUM, LLC 654   2021-11-14   
307-368 8 Afton WY   450F ONVOY, LLC - WY 654   2021-08-27   
307-368 9 Afton WY   450F ONVOY, LLC - WY 654   2021-08-27   

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

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