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: 740

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-740 A Salem IL CENLILCEOMD  772H WABASH INDEPENDENT NETWORKS, INC DBA WABASH COMM 520      
618-740 0 Salem IL CENLILCEOMD  772H WABASH INDEPENDENT NETWORKS, INC DBA WABASH COMM 520      
618-740 1 Salem IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-740 2 Salem IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-740 3 Salem IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-740 4 Salem IL BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520      
618-740 5 Salem IL   829J PAETEC ITEL, LLC 520      
618-740 6 Salem IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-740 7 Salem IL MTVRILMV9MD  075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520      
618-740 8 Salem IL COVLILCLPMD  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 520      
618-740 9 Salem IL   224C ONVOY, LLC 520      

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

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.