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: 922

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-922 A Rock Springs WY CHYNWYMAXXY  7421 AT&T - LOCAL 654      
307-922 0 Rock Springs WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2011-01-26   
307-922 1 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2006-12-18   
307-922 2 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2006-10-12   
307-922 3 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2007-02-18   
307-922 4 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2007-06-12   
307-922 5 Rock Springs WY RCSPWYMADS1  9636 QWEST CORPORATION 654   2007-04-21   
307-922 6 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2008-08-22   
307-922 7 Rock Springs WY RCSPWYMADS1  9636 QWEST CORPORATION 654   2008-09-28   
307-922 8 Rock Springs WY CHYNWYMAX4X  370E YMAX COMMUNICATIONS CORP. - WY 654   2010-09-03   
307-922 9 Rock Springs WY CHYNWYMAXXY  7421 AT&T - LOCAL 654      

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

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