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: 370

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-370 A Rawlins WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-370 0 Rawlins WY   6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-370 1 Rawlins WY   081F BANDWIDTH.COM CLEC, LLC - WY 654   2010-09-09   
307-370 2 Rawlins WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-370 3 Rawlins WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-370 4 Rawlins WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-370 5 Rawlins WY   450F ONVOY, LLC - WY 654   2012-12-13   
307-370 6 Rawlins WY   879G TELEPORT COMMUNICATIONS AMERICA WY-LLC 654   2020-10-26   
307-370 7 Rawlins WY   450F ONVOY, LLC - WY 654   2011-06-05   
307-370 8 Rawlins WY   581H AIRUS, INC. - WY 654   2018-02-26   
307-370 9 Rawlins WY   450F ONVOY, LLC - WY 654   2020-12-19   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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