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: 398

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
906-398 A Escanaba MI NGNEMIAM6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-398 0 Escanaba MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-398 1 Escanaba MI MRQTMIMNVMD  6003 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MI 342      
906-398 2 Escanaba MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-398 3 Escanaba MI HNCCMIMN3MD  543C ONVOY, LLCV - MI 342      
906-398 4 Escanaba MI MRQTMIMNCMD  6120 LEVEL 3 COMMUNICATIONS, LLC - MI 342      
906-398 5 Escanaba MI BRLDMIMNBMD  516C AT&T CORP. 342      
906-398 6 Escanaba MI PRKNMIATQMD  770E TELEPORT COMMUNICATIONS AMERICA, LLC - MI 342      
906-398 7 Escanaba MI NGNEMIAM6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-398 8 Escanaba MI NGNEMIAM6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      
906-398 9 Escanaba MI NGNEMIAM6MD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 342      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.