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: 372

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
618-372 A Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 0 Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 1 Brighton IL COVLILCL0MD  516C AT&T CORP. 520   2011-04-26   
618-372 2 Brighton IL   792K CHARTER IP ENABLED SERVICES, LLC 520   2023-10-29   
618-372 3 Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 4 Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 5 Brighton IL STLSMOGZDS5  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520   2013-04-28   
618-372 6 Brighton IL BLVLILAJ3MD  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 520   2004-07-16   
618-372 7 Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 8 Brighton IL BITNILBHRS0  9329 ILLINOIS BELL TEL CO 520      
618-372 9 Brighton IL STLSMOGZDS5  063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 520   2013-04-28   

Last updated: Thu, 05 Feb 2026 23:41:55 UTC

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