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: 369

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-369 A Calumet MI PRKNMIATPMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 0 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 1 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 2 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 3 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 4 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-369 5 Calumet MI   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342   2012-01-06   
906-369 6 Calumet MI   543C ONVOY, LLCV - MI 342   2019-01-25   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.