Local Calling Guide

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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 944

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-944 A Traverse City MI PTSKMICSDS0  9245 CYNERGYCOMM.NET, INC. - MI 348      
231-944 0 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2008-09-18   
231-944 1 Traverse City MI PTSKMICSDS0  9245 CYNERGYCOMM.NET, INC. - MI 348   2004-03-31   
231-944 2 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2004-09-24   
231-944 3 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2004-09-24   
231-944 4 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2004-09-24   
231-944 5 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2008-09-18   
231-944 6 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2008-07-06   
231-944 7 Traverse City MI GDRPMIBL06Z  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 348   2007-12-03   
231-944 8 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2007-02-01   
231-944 9 Traverse City MI GDRQMIBODMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 348   2007-02-01   

Last updated: Tue, 07 Oct 2025 16:47:53 UTC

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