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.

Gulliver, MI

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
906-283 A GLVRMIXGRS0  0689 BRIGHTSPEED OF UPPER MICHIGAN, INC. 342      
906-978 A MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342      
906-978 0 MNSGMIXJDS2  116F PENINSULA FIBER NETWORK, LLC - MI 342   2013-11-23   
906-978 2 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-08-22   
906-978 3 MRQTMIMNX2X  624H ONVOY SPECTRUM, LLC 342   2024-07-04   
906-978 6 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-06-05   
906-978 7 MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2018-03-09   
906-978 8 HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-07-11   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.