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.
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Switch: CRDLILABMMD

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      
618-649 A Mounds 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      
618-891 A Tamms IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362      
618-952 A Johnston City IL 6115 LEVEL 3 COMMUNICATIONS, LLC - IL 362   2005-04-22   

Last updated: Sun, 10 Nov 2019 13:49:34 UTC

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