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.

Atlanta, IL

NPA-NXX BLOCK Switch OCN LATA LIR Eff date Disc date
217-308 A BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366      
217-308 0 BLTNILTS7MD  145J TERRA NOVA TELECOM INC. 366      
217-308 1 BLTNILXDXPX  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 366      
217-308 2 LNCLILXCZMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 366      
217-308 3 LNCLILXCZMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 366      
217-308 7 BLTNILXDXZX  508J CENTURYLINK COMMUNICATIONS, LLC 366      
217-308 8 LNCLILXCZMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 366      
217-308 9   624H ONVOY SPECTRUM, LLC 366      
217-648 A ATLNILXCRS0  1015 FRONTIER NORTH, INC. - IL 366      
217-648 2 ATLNILXCRS0  1015 FRONTIER NORTH, INC. - IL 366      
217-648 4 LNCLILXCEMD  224C ONVOY, LLC 366      
217-648 5 ATLNILXCRS0  1015 FRONTIER NORTH, INC. - IL 366      
217-648 8 LNCLILXCZMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 366      
217-650 A   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366      
217-650 2 BLTNILATVMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366      
217-650 3   145J TERRA NOVA TELECOM INC. 366      
217-650 7 BLTNILATVMD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 366      
217-650 9 LNCLILXCZMD  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 366      

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.