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.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

Gwinn, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
906-256 A MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-256 0 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 1 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 2 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 3 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 4 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 5 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 6 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 7 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 8 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-256 9 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-346 A GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 0 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 1 MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-346 2 NGNEMIAM2MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 342      
906-346 3 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 4 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 5 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 6 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 7 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 8 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-346 9 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-372 A GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-372 0 MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342      
906-372 1 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-372 2 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-372 3 BARGMIXJDS0  4253 BARAGA TELEPHONE COMPANY 342      
906-372 4 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-372 5 MRQTMIMNYMD  7279 MCIMETRO ACCESS TRANSMISSION SERVICES LLC - MI 342      
906-372 6 BRLDMIMNBMD  516C AT&T CORP. 342      
906-372 7 MRQTMIMNPMD  508J CENTURYLINK COMMUNICATIONS, LLC 342      
906-372 8 CRNYMIABDS1  746G UPPER PENINSULA TELEPHONE COMPANY - MI 342      
906-372 9 GWNNMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-913 A   624H ONVOY SPECTRUM, LLC 342   2024-12-21   
906-913 0   624H ONVOY SPECTRUM, LLC 342      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.