Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 231 [Rate centres in NPA 231] [Dial plan for NPA 231]

NXX: 642

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-642 A Traverse City MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-642 0 Traverse City MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-642 1 Traverse City MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-642 2 Traverse City MI GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2010-04-01   
231-642 3 Traverse City MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2012-07-01   
231-642 4 Traverse City MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-18   
231-642 5 Traverse City MI GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2015-06-13   
231-642 6 Traverse City MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-642 7 Traverse City MI GDRPMIBL31Z  2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348      
231-642 8 Traverse City MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-08-13   
231-642 9 Traverse City MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2015-08-13   

Last updated: Sat, 05 Apr 2025 03:03:23 UTC

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