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: 791

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
231-791 A Reed City MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348      
231-791 0 Reed City MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348      
231-791 2 Reed City MI GDRPMIBL52Z  829J PAETEC ITEL, LLC 348   2004-02-12   
231-791 3 Reed City MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-22   
231-791 4 Reed City MI GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-22   
231-791 5 Reed City MI   993L DAYSTARR LLC DBA DAYSTARR COMMUNICATIONS 348   2014-07-15   
231-791 7 Reed City MI GDRPMIBLX8Z  2550 123.NET, LLC 348   2009-02-27   

Last updated: Tue, 16 Jun 2026 00:09:45 UTC

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