Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 616 [Rate centres in NPA 616] [Dial plan for NPA 616]

NXX: 636

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
616-636 A Sand Lake MI SDLKMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
616-636 0 Sand Lake MI   543C ONVOY, LLCV - MI 348   2021-03-06   
616-636 1 Sand Lake MI   543C ONVOY, LLCV - MI 348   2016-03-28   
616-636 2 Sand Lake MI   543C ONVOY, LLCV - MI 348   2016-03-28   
616-636 3 Sand Lake MI   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-12-28   
616-636 4 Sand Lake MI   9323 MICHIGAN BELL TEL CO 348      
616-636 5 Sand Lake MI   9323 MICHIGAN BELL TEL CO 348      
616-636 7 Sand Lake MI   2964 OMNIPOINT COMMUNICATIONS MIDWEST OPERATIONS, LLC 348   2007-05-11   
616-636 8 Sand Lake MI   9323 MICHIGAN BELL TEL CO 348      
616-636 9 Sand Lake MI   543C ONVOY, LLCV - MI 348   2021-03-06   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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