Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 906 [Rate centres in NPA 906] [Dial plan for NPA 906]

NXX: 523

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-523 A Houghton MI CHSLMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-523 0 Houghton MI IRMTMIMNPMD  2550 123.NET, INC. 342   2004-10-29   
906-523 1 Houghton MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2006-08-22   
906-523 2 Houghton MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2006-08-22   
906-523 3 Houghton MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2019-01-25   
906-523 4 Houghton MI CHSLMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-523 5 Houghton MI NGNEMIAM2MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 342   2007-04-23   
906-523 6 Houghton MI CHSLMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-523 7 Houghton MI NGNEMIAM2MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 342   2010-09-06   
906-523 8 Houghton MI MRQTMIMNVMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 342   2023-08-24   
906-523 9 Houghton MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2005-03-25   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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