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.

Switch: GDRPMIQLX5Y

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-952 A Kent City MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348      
616-965 7 Grand Rapids MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2010-09-24   
616-986 5 Allendale MI 6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2022-04-09   

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

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