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.

NPA: 906 [Rate centres in NPA 906] [Dial plan for NPA 906]

NXX: 276

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-276 A Rapid River MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-276 2 Rapid River MI MRQTMIMNX2X  624H ONVOY SPECTRUM, LLC 342   2024-07-29   
906-276 6 Rapid River MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-08-26   

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

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.