Local Calling Guide

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Walloon Lake, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
231-391 A GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348      
231-391 0   991E BANDWIDTH.COM CLEC, LLC - MI 348   2022-05-14   
231-391 8   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2025-04-21   
231-391 9   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2023-10-28   
231-535 A WNLKMIWLRS1  9323 MICHIGAN BELL TEL CO 348      
231-535 0   6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-11-14   
231-535 1   3535 ACD TELECOM, INC. - MI 348   2005-02-18   
231-535 2   9323 MICHIGAN BELL TEL CO 348      
231-535 4   817J INTERACTIVE SERVICES NETWORK, INC. 348   2005-09-02   
231-535 6   792K CHARTER IP ENABLED SERVICES, LLC 348   2007-02-25   
231-535 7   516C AT&T CORP. 348   2011-08-23   
231-535 8   829J PAETEC ITEL, LLC 348   2004-02-12   
231-535 9   543C ONVOY, LLCV - MI 348   2012-06-01   
231-751 A GDRPMIBL04Z  543C ONVOY, LLCV - MI 348      
231-751 0   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-06-22   
231-751 1   543C ONVOY, LLCV - MI 348   2016-03-24   
231-751 2   543C ONVOY, LLCV - MI 348   2016-03-24   
231-751 3   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-11-18   
231-751 4   543C ONVOY, LLCV - MI 348   2021-03-06   
231-751 5   543C ONVOY, LLCV - MI 348   2021-03-06   
231-751 6   508J CENTURYLINK COMMUNICATIONS, LLC 348   2015-09-19   
231-751 7   543C ONVOY, LLCV - MI 348   2014-11-05   
231-751 8   624H ONVOY SPECTRUM, LLC 348   2021-06-20   
231-751 9   933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2015-01-10   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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