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.
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Switch: BRSPMI09DS0

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
616-655 1 Grand Rapids MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-10-14   
616-681 8 Dorr MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-21   
616-691 0 Grattan MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-22   
616-739 8 Clarksville MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2023-10-28   
616-747 9 Rockford MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2020-10-29   
616-779 1 Grattan MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2020-03-21   
616-931 8 Zeeland MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-31   
616-947 9 Marne MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-24   
616-952 6 Kent City MI 933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-12-22   

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Last updated: Sun, 01 Jun 2025 02:18:11 UTC

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