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: 209

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-209 A Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-209 0 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2015-02-15   
307-209 1 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2015-03-15   
307-209 2 Rock Springs WY CHYNWYMAEMD  9416 LEVEL 3 COMMUNICATIONS, LLC - WY 654   2017-07-23   
307-209 3 Rock Springs WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2016-12-24   
307-209 4 Rock Springs WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2015-05-08   
307-209 5 Rock Springs WY CHYNWYRF1MD  073H TELNYX LLC 654   2017-03-31   
307-209 6 Rock Springs WY RCSPWYMADS1  9636 QWEST CORPORATION 654   2015-10-27   
307-209 7 Rock Springs WY CHYNWYMAXAX  508J CENTURYLINK COMMUNICATIONS, LLC 654   2015-03-18   
307-209 8 Rock Springs WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2022-06-14   
307-209 9 Rock Springs WY CHYNWYRFDS0  581H AIRUS, INC. - WY 654   2017-01-01   

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

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