Local Calling Guide

Area code/prefix search

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Harrietta, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
231-389 A HRTAMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-389 0 HRTAMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-389 1 GDRPMIQLX5Y  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 348   2004-11-12   
231-389 2 HRTAMIMNRSA  9323 MICHIGAN BELL TEL CO 348      
231-389 3 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-07-11   
231-389 4 GDRPMIBLXTZ  3535 ACD TELECOM, INC. - MI 348   2005-02-11   
231-389 5 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-06-01   
231-389 6 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2012-12-30   
231-389 7 GDRPMIBL15Z  516C AT&T CORP. 348   2011-08-23   
231-389 8 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-04-25   
231-389 9 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2013-03-18   
231-442 A BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348      
231-442 0 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-21   
231-442 1 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2016-01-22   
231-442 2 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2016-03-21   
231-442 3 BRSPMI09DS0  933G PEERLESS NETWORK OF MICHIGAN, LLC - MI 348   2018-12-28   
231-442 5 GDRPMIBL41Z  506J TWILIO INTERNATIONAL, INC. 348   2021-07-26   
231-442 6 GDRPMIBL36Z  624H ONVOY SPECTRUM, LLC 348   2021-06-19   
231-442 7 TRCYMIMNWMD  508J CENTURYLINK COMMUNICATIONS, LLC 348   2017-10-04   
231-442 8 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2021-08-15   
231-442 9 GDRPMIBL00Z  991E BANDWIDTH.COM CLEC, LLC - MI 348   2021-09-06   
231-566 A BRSPMI097MD  516J TON80 COMMUNICATIONS, LLC 348      
231-566 0 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2023-08-06   
231-566 1 GFTPMIEF1MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 348   2023-05-28   
231-566 5 GDRPMIBL04Z  543C ONVOY, LLCV - MI 348   2022-12-29   
231-566 6 BRSPMI097MD  516J TON80 COMMUNICATIONS, LLC 348   2022-04-23   

Last updated: Mon, 01 Apr 2024 02:18:34 UTC

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