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: 643

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-643 A St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 0 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 1 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 2 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 6 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 7 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 8 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      
906-643 9 St Ignace MI STIGMIMNRSA  9323 MICHIGAN BELL TEL CO 342      

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

Sponsored by: BeeVox - Whitelabel Reseller Platform

Like this site? We accept donations via PayPal.