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: 438

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
307-438 A Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654      
307-438 0 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2007-08-10   
307-438 1 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2007-11-15   
307-438 2 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2008-03-15   
307-438 3 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2008-10-31   
307-438 4 Lander WY   145J TERRA NOVA TELECOM INC. 654   2020-10-19   
307-438 5 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2013-06-11   
307-438 6 Lander WY CHYNWYMAXIX  6566 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - WY 654   2010-01-11   
307-438 7 Lander WY RVTNWYBY1MD  268A ADVANCED COMMUNICATIONS TECHNOLOGY, INC. - WY 654   2009-06-03   
307-438 8 Lander WY CHYNWYMAX2X  450F ONVOY, LLC - WY 654   2012-01-30   
307-438 9 Lander WY CHYNWYMAQMD  081F BANDWIDTH.COM CLEC, LLC - WY 654   2008-11-29   

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

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