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
231-274 A Traverse City MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-339 A Muskegon MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-416 A Big Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-494 A Big Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-512 A Traverse City MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-514 A Cadillac MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-516 A Petoskey MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-569 A Petoskey MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-615 A Cheboygan MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-712 A Muskegon MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
231-837 A Fremont MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-219 A Battle Creek MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-232 A Kalamazoo MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-272 A Hastings MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-328 A Benton Harbor MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-417 A Battle Creek MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
269-513 A Kalamazoo MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-220 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-230 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-270 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-351 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-380 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-397 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-474 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-478 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-479 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-518 A Holland MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-529 A Grand Haven MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-562 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-563 A Grand Rapids MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-614 A Ionia MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      
616-713 A Holland MI 9748 AMERICAN MESSAGING SERVICES, LLC 348      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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