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: 394

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-394 A Casper WY CSPRWYMAXEX  6529 T-MOBILE USA, INC. 654      
307-394 0 Casper WY CHYNWY07LMD  5562 METROPCS, INC. 654      
307-394 1 Casper WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-394 2 Casper WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654      
307-394 3 Casper WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-394 4 Casper WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-394 5 Casper WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-394 6 Casper WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654      
307-394 7 Casper WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-394 8 Casper WY CHYNWYMAXGX  624H ONVOY SPECTRUM, LLC 654      
307-394 9 Casper WY CSPRWYMAXEX  6529 T-MOBILE USA, INC. 654      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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