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: 621

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-621 A Buffalo WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-621 0 Buffalo WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-621 1 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2020-05-01   
307-621 2 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-07-08   
307-621 3 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-07-08   
307-621 4 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-11-07   
307-621 5 Buffalo WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2019-11-07   
307-621 6 Buffalo WY CHYNWYMAX9X  879G TELEPORT COMMUNICATIONS AMERICA WY-LLC 654   2014-11-20   
307-621 7 Buffalo WY CSPRWYMAXMD  6010 NEW CINGULAR WIRELESS PCS, LLC 654   2020-05-01   
307-621 8 Buffalo WY CHYNWYRF1MD  073H TELNYX LLC 654   2019-03-01   
307-621 9 Buffalo WY CHYNWYRFDS0  581H AIRUS, INC. - WY 654   2017-02-02   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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