Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-212 0 Interlochen MI 2550 123.NET, INC. 348   2020-01-04   
231-220 A Muskegon MI 2550 123.NET, INC. 348      
231-220 0 Muskegon MI 2550 123.NET, INC. 348      
231-220 2 Muskegon MI 2550 123.NET, INC. 348   2009-11-23   
231-221 1 Harbor Springs MI 2550 123.NET, INC. 348   2016-11-06   
231-259 2 Shelby MI 2550 123.NET, INC. 348   2016-01-22   
231-440 A Baldwin MI 2550 123.NET, INC. 348      
231-440 0 Baldwin MI 2550 123.NET, INC. 348      
231-441 A Fife Lake MI 2550 123.NET, INC. 348      
231-488 A Manistee MI 2550 123.NET, INC. 348      
231-520 A Charlevoix MI 2550 123.NET, INC. 348      
231-536 6 East Jordan MI 2550 123.NET, INC. 348   2012-05-28   
231-538 A Fremont MI 2550 123.NET, INC. 348      
231-538 0 Fremont MI 2550 123.NET, INC. 348      
231-583 A Ludington MI 2550 123.NET, INC. 348      
231-583 0 Ludington MI 2550 123.NET, INC. 348      
231-583 1 Ludington MI 2550 123.NET, INC. 348      
231-635 A Mackinaw City MI 2550 123.NET, INC. 348      
231-636 A Howard City MI 2550 123.NET, INC. 348      
231-636 0 Howard City MI 2550 123.NET, INC. 348      
231-639 A Beulah MI 2550 123.NET, INC. 348      
231-643 A Morley MI 2550 123.NET, INC. 348      
231-643 0 Morley MI 2550 123.NET, INC. 348      
231-656 A Kalkaska MI 2550 123.NET, INC. 348      
231-660 A Big Rapids MI 2550 123.NET, INC. 348      
231-660 0 Big Rapids MI 2550 123.NET, INC. 348      
231-686 A Frankfort MI 2550 123.NET, INC. 348      
231-721 A Hart MI 2550 123.NET, INC. 348      
231-721 0 Hart MI 2550 123.NET, INC. 348      
231-776 A Petoskey MI 2550 123.NET, INC. 348      
231-778 A Traverse City MI 2550 123.NET, INC. 348      
231-782 A Cheboygan MI 2550 123.NET, INC. 348      
231-791 7 Reed City MI 2550 123.NET, INC. 348   2009-02-27   
231-792 A Mancelona MI 2550 123.NET, INC. 348      
231-806 A Coral MI 2550 123.NET, INC. 348      
231-808 A Central Lake MI 2550 123.NET, INC. 348      
231-836 A Evart MI 2550 123.NET, INC. 348      
231-842 A Cadillac MI 2550 123.NET, INC. 348      
231-874 A Wolverine MI 2550 123.NET, INC. 348      
231-899 A Northport MI 2550 123.NET, INC. 348      
231-908 A McBain MI 2550 123.NET, INC. 348      
231-925 A Scottville MI 2550 123.NET, INC. 348      
231-925 0 Scottville MI 2550 123.NET, INC. 348      
231-925 1 Scottville MI 2550 123.NET, INC. 348      
231-974 A Grant MI 2550 123.NET, INC. 348      
231-974 0 Grant MI 2550 123.NET, INC. 348      
269-244 7 Three Rivers MI 2550 123.NET, INC. 348   2002-12-01   
269-283 8 Mattawan MI 2550 123.NET, INC. 348   2017-02-24   
269-315 A Vicksburg MI 2550 123.NET, INC. 348      
269-315 2 Vicksburg MI 2550 123.NET, INC. 348   2015-05-28   

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Last updated: Fri, 13 May 2022 22:16:13 UTC

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