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, LLC 348   2020-01-04   
231-220 A Muskegon MI 2550 123.NET, LLC 348      
231-220 0 Muskegon MI 2550 123.NET, LLC 348      
231-220 2 Muskegon MI 2550 123.NET, LLC 348   2009-11-23   
231-221 1 Harbor Springs MI 2550 123.NET, LLC 348   2016-11-06   
231-259 2 Shelby MI 2550 123.NET, LLC 348   2016-01-22   
231-440 A Baldwin MI 2550 123.NET, LLC 348      
231-440 0 Baldwin MI 2550 123.NET, LLC 348      
231-441 A Fife Lake MI 2550 123.NET, LLC 348      
231-488 A Manistee MI 2550 123.NET, LLC 348      
231-520 A Charlevoix MI 2550 123.NET, LLC 348      
231-522 A Luther MI 2550 123.NET, LLC 348      
231-536 6 East Jordan MI 2550 123.NET, LLC 348   2012-05-28   
231-538 A Fremont MI 2550 123.NET, LLC 348      
231-538 0 Fremont MI 2550 123.NET, LLC 348      
231-568 A Traverse City MI 2550 123.NET, LLC 348      
231-583 A Ludington MI 2550 123.NET, LLC 348      
231-583 0 Ludington MI 2550 123.NET, LLC 348      
231-583 1 Ludington MI 2550 123.NET, LLC 348      
231-614 A Pentwater MI 2550 123.NET, LLC 348      
231-635 A Mackinaw City MI 2550 123.NET, LLC 348      
231-636 A Howard City MI 2550 123.NET, LLC 348      
231-636 0 Howard City MI 2550 123.NET, LLC 348      
231-639 A Beulah MI 2550 123.NET, LLC 348      
231-643 A Morley MI 2550 123.NET, LLC 348      
231-643 0 Morley MI 2550 123.NET, LLC 348      
231-656 A Kalkaska MI 2550 123.NET, LLC 348      
231-660 A Big Rapids MI 2550 123.NET, LLC 348      
231-660 0 Big Rapids MI 2550 123.NET, LLC 348      
231-686 A Frankfort MI 2550 123.NET, LLC 348      
231-721 A Hart MI 2550 123.NET, LLC 348      
231-721 0 Hart MI 2550 123.NET, LLC 348      
231-731 A Shelby MI 2550 123.NET, LLC 348      
231-776 A Petoskey MI 2550 123.NET, LLC 348      
231-778 A Traverse City MI 2550 123.NET, LLC 348      
231-782 A Cheboygan MI 2550 123.NET, LLC 348      
231-791 7 Reed City MI 2550 123.NET, LLC 348   2009-02-27   
231-792 A Mancelona MI 2550 123.NET, LLC 348      
231-806 A Coral MI 2550 123.NET, LLC 348      
231-808 A Central Lake MI 2550 123.NET, LLC 348      
231-813 A Ludington MI 2550 123.NET, LLC 348      
231-836 A Evart MI 2550 123.NET, LLC 348      
231-842 A Cadillac MI 2550 123.NET, LLC 348      
231-874 A Wolverine MI 2550 123.NET, LLC 348      
231-877 A Northport MI 2550 123.NET, LLC 348      
231-899 A Northport MI 2550 123.NET, LLC 348      
231-908 A McBain MI 2550 123.NET, LLC 348      
231-925 A Scottville MI 2550 123.NET, LLC 348      
231-925 0 Scottville MI 2550 123.NET, LLC 348      
231-925 1 Scottville MI 2550 123.NET, LLC 348      
231-974 A Grant MI 2550 123.NET, LLC 348      
231-974 0 Grant MI 2550 123.NET, LLC 348      
269-244 7 Three Rivers MI 2550 123.NET, LLC 348   2002-12-01   
269-283 8 Mattawan MI 2550 123.NET, LLC 348   2017-02-24   
269-315 A Vicksburg MI 2550 123.NET, LLC 348      
269-315 2 Vicksburg MI 2550 123.NET, LLC 348   2015-05-28   
269-366 3 Kalamazoo MI 2550 123.NET, LLC 348   2010-09-01   
269-408 9 St Joseph MI 2550 123.NET, LLC 348   2009-10-11   
269-416 5 Ganges MI 2550 123.NET, LLC 348   2005-09-19   
269-466 9 Bridgman MI 2550 123.NET, LLC 348   2002-12-11   
269-473 7 Berrien Springs MI 2550 123.NET, LLC 348   2009-03-25   
269-509 9 Wayland MI 2550 123.NET, LLC 348   2002-12-01   
269-512 9 Allegan MI 2550 123.NET, LLC 348   2002-12-23   
269-586 5 New Buffalo MI 2550 123.NET, LLC 348   2008-11-20   
269-591 8 Niles MI 2550 123.NET, LLC 348   2002-12-01   
269-621 9 Hartford MI 2550 123.NET, LLC 348   2002-12-01   
269-625 9 Sturgis MI 2550 123.NET, LLC 348   2002-12-01   
269-629 1 Richland MI 2550 123.NET, LLC 348   2009-06-02   
269-639 5 South Haven MI 2550 123.NET, LLC 348   2003-03-09   
269-641 0 Union MI 2550 123.NET, LLC 348   2002-12-01   
269-680 A Plainwell MI 2550 123.NET, LLC 348      
269-680 8 Plainwell MI 2550 123.NET, LLC 348   2010-02-15   
269-692 4 Otsego MI 2550 123.NET, LLC 348   2009-06-11   
269-719 8 Battle Creek MI 2550 123.NET, LLC 348   2002-12-11   
269-756 0 Three Oaks MI 2550 123.NET, LLC 348   2002-12-01   
269-757 0 Benton Harbor MI 2550 123.NET, LLC 348   2002-12-11   
269-763 6 Bellevue MI 2550 123.NET, LLC 348   2002-12-11   
269-783 8 Dowagiac MI 2550 123.NET, LLC 348   2003-03-09   
269-789 5 Marshall MI 2550 123.NET, LLC 348   2009-03-25   
269-818 5 Hastings MI 2550 123.NET, LLC 348   2002-12-01   
269-929 9 Kalamazoo MI 2550 123.NET, LLC 348   2002-12-01   
517-736 A Coldwater MI 2550 123.NET, LLC 348      
517-736 3 Coldwater MI 2550 123.NET, LLC 348   2003-03-11   
517-939 3 Quincy MI 2550 123.NET, LLC 348   2015-08-06   
616-200 3 Trufant MI 2550 123.NET, LLC 348   2005-09-04   
616-212 A Holland MI 2550 123.NET, LLC 348      
616-212 2 Holland MI 2550 123.NET, LLC 348   2004-12-27   
616-219 9 Dutton MI 2550 123.NET, LLC 348   2015-05-08   
616-263 8 Cedar Springs MI 2550 123.NET, LLC 348   2006-10-05   
616-335 6 Holland MI 2550 123.NET, LLC 348   2017-08-20   
616-347 3 Sand Lake MI 2550 123.NET, LLC 348   2005-09-04   
616-367 3 Grand Rapids MI 2550 123.NET, LLC 348   2023-01-02   
616-373 7 Zeeland MI 2550 123.NET, LLC 348   2023-01-02   
616-384 8 Coopersville MI 2550 123.NET, LLC 348   2020-01-04   
616-425 7 Ada MI 2550 123.NET, LLC 348   2002-12-11   
616-523 0 Ionia MI 2550 123.NET, LLC 348   2002-12-01   
616-548 8 Greenville MI 2550 123.NET, LLC 348      
616-583 7 Byron Center MI 2550 123.NET, LLC 348   2015-01-12   
616-591 9 Grand Rapids MI 2550 123.NET, LLC 348   2016-05-20   
616-606 9 Sparta MI 2550 123.NET, LLC 348   2011-11-21   

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Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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