Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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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   792K CHARTER IP ENABLED SERVICES, LLC 520   2008-06-07   
618-448 1 Mascoutah IL   5562 METROPCS, INC. 520   2014-07-25   
618-448 2 Mascoutah IL   792K CHARTER IP ENABLED SERVICES, LLC 520   2018-08-12   
618-448 4 Mascoutah IL   224C ONVOY, LLC 520   2018-07-29   
618-448 5 Mascoutah IL   224C ONVOY, LLC 520   2019-07-29   
618-448 6 Mascoutah IL   224C ONVOY, LLC 520   2019-07-29   
618-448 7 Mascoutah IL   624H ONVOY SPECTRUM, LLC 520   2025-01-04   
618-448 8 Mascoutah IL   073H TELNYX LLC 520   2020-07-16   
618-448 9 Mascoutah IL   075A DELTA COMMS, LLC DBA CLEARWAVE COMMUNICATIONS - IL 520   2007-06-08   

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

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