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: 815 [Rate centres in NPA 815] [Dial plan for NPA 815]

NXX: 906

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
815-906 A Mount Carroll IL DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364      
815-906 0 Mount Carroll IL DIXNILXA0MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 364      
815-906 1 Mount Carroll IL DIXNILXAJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 364      
815-906 2 Mount Carroll IL DKLBILRS0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 364      
815-906 3 Mount Carroll IL DIXNILXAJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 364      
815-906 4 Mount Carroll IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 364      
815-906 6 Mount Carroll IL DKLBILXAPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 364      
815-906 7 Mount Carroll IL DIXNILXAEMD  508J CENTURYLINK COMMUNICATIONS, LLC 364      
815-906 9 Mount Carroll IL DIXNILXAJMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 364      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.