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: 225

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-225 A Laramie WY CHYNWYJLPS1  009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654      
307-225 0 Laramie WY   009E BRESNAN BROADBAND OF WYOMING, LLC - WY [CHARTER] 654   2020-11-01   
307-225 1 Laramie WY   581H AIRUS, INC. - WY 654   2021-03-05   
307-225 2 Laramie WY   450F ONVOY, LLC - WY 654   2020-12-19   
307-225 3 Laramie WY   450F ONVOY, LLC - WY 654   2020-12-19   
307-225 4 Laramie WY   450F ONVOY, LLC - WY 654   2020-12-19   
307-225 5 Laramie WY   450F ONVOY, LLC - WY 654   2021-03-02   
307-225 6 Laramie WY   450F ONVOY, LLC - WY 654   2021-03-02   
307-225 7 Laramie WY   450F ONVOY, LLC - WY 654   2021-03-02   
307-225 8 Laramie WY   5562 METROPCS, INC. 654   2021-05-14   
307-225 9 Laramie WY   081F BANDWIDTH.COM CLEC, LLC - WY 654   2021-06-25   

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

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