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: 448

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-448 A Mascoutah IL MTVRILMV9MD  9915 DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520      
618-448 0 Mascoutah IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-448 1 Mascoutah IL STLVMOOH3MD  5562 METROPCS, INC. 520      
618-448 2 Mascoutah IL SWNSILBLPS0  462C CHARTER FIBERLINK - ILLINOIS, LLC - IL 520      
618-448 4 Mascoutah IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-448 5 Mascoutah IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-448 6 Mascoutah IL STLSMOWQDS2  224C ONVOY, LLC 520      
618-448 8 Mascoutah IL STLSMOWQ8MD  073H TELNYX LLC 520      
618-448 9 Mascoutah IL MTVRILMV9MD  075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 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.