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.

OCN: 785G MICHIGAN CENTRAL BROADBAND COMPANY, LLC

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
231-762 A Amble MI AMBLMIAADS1  348      
989-925 A Manistee River MI MRVRMIXIDS1  344      
989-938 A Grace Harbor MI GRHRMIXIDS1  344      
989-939 A Chester MI CTPOMIXJDS1  344      

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

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