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: 618 [Rate centres in NPA 618] [Dial plan for NPA 618]

NXX: 937

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-937 A West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 0 West Frankfort IL CRDLIL310MD  846F MEDIACOM TELEPHONY OF ILLINOIS, LLC - IL 362      
618-937 1 West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 2 West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 3 West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 4 West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 6 West Frankfort IL WFFTILXEDS0  1015 FRONTIER NORTH, INC. - IL 362      
618-937 7 West Frankfort IL CRDLILXEMMD  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 362      
618-937 8 West Frankfort IL CRDLILAB0MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.