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.

Switch: CRDLILAB0MD

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
618-319 A Carbondale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-503 A Carbondale IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-522 A Metropolis IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-649 A Mounds IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-652 A Vienna IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-663 A Benton IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-674 A Carriers Mills IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-712 A Thebes IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-715 A Harrisburg IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-790 A Du Quoin IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-861 A Chester IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-891 A Tamms IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-933 A West Frankfort IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-992 A Marion IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.