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: 208

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-208 A Alton IL COVLILCQXQX  829J PAETEC ITEL, LLC 520      
618-208 0 Alton IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2005-04-25   
618-208 1 Alton IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2005-04-25   
618-208 2 Alton IL   829J PAETEC ITEL, LLC 520      
618-208 3 Alton IL   829J PAETEC ITEL, LLC 520   2002-11-01   
618-208 4 Alton IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2003-01-06   
618-208 5 Alton IL   508J CENTURYLINK COMMUNICATIONS, LLC 520   2014-05-05   
618-208 6 Alton IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2004-12-28   
618-208 7 Alton IL   792K CHARTER IP ENABLED SERVICES, LLC 520   2004-10-22   
618-208 8 Alton IL   829J PAETEC ITEL, LLC 520   2010-02-12   
618-208 9 Alton IL   5562 METROPCS, INC. 520   2014-07-25   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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