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: 371

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-371 A Champion MI PRKNMIATPMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-371 0 Champion MI PRKNMIATPMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-371 4 Champion MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-02-03   
906-371 5 Champion MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2021-02-03   
906-371 7 Champion MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342   2018-03-09   
906-371 8 Champion MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342   2020-02-28   
906-371 9 Champion MI PRKNMIATPMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342   2014-08-10   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.