Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
231-486 1 Traverse City MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-06-26   
231-527 4 Big Rapids MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-10-10   
269-282 3 Battle Creek MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-01-02   
616-205 8 Sparta MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-01-29   
616-209 6 Hudsonville MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-02-05   
616-217 5 Byron Center MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2010-07-26   
616-263 5 Cedar Springs MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-12-04   
616-312 0 Holland MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2012-03-12   
616-378 2 Jamestown MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-05-28   
616-421 6 Lowell MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-02-05   
616-425 6 Ada MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2009-06-15   
616-528 5 Caledonia MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2010-08-27   
616-607 1 Grand Haven MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-07-18   
616-803 6 Dutton MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-12-04   
616-818 3 Grand Rapids MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-07-11   
616-951 A Rockford MI 528A FIRST COMMUNICATIONS, LLC - MI 348      
616-951 0 Rockford MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-04-01   
616-953 1 Zeeland MI 528A FIRST COMMUNICATIONS, LLC - MI 348   2008-12-20   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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