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.

Bessemer, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
906-663 A BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-663 0 BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-663 1 MRQTMIAQDS0  4632 TELNET WORLDWIDE, INC. 342      
906-663 2 NGNEMIAM2MD  351D CHARTER FIBERLINK - MICHIGAN, LLC - MI 342      
906-663 3 MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342      
906-663 4 BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-663 5   624H ONVOY SPECTRUM, LLC 342      
906-663 6 BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-663 7 MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-663 8 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-667 A BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-667 0 BSMRMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-667 3 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-667 4 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-667 5 BRLDMIMNBMD  516C AT&T CORP. 342      
906-667 6 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-667 7 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.