Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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OCN: 4604 FIRST COMMUNICATIONS, LLC - IL

NPA-NXX BLOCK Rate Centre Region Switch LATA LIR Eff date Disc date
630-387 0 Elburn IL   358      
630-557 4 Kaneville IL CHCGIL24DS3  358   2006-07-02   
630-614 0 Wheaton IL   358      
630-614 2 Wheaton IL   358      
630-614 3 Wheaton IL   358      
630-614 5 Wheaton IL   358      
630-614 6 Wheaton IL   358      
630-614 8 Wheaton IL   358      
630-614 9 Wheaton IL   358      
708-279 1 Crete IL   358   2000-11-03   
773-336 0 Chicago Zone 09-South Chicago IL   358      
773-336 1 Chicago Zone 09-South Chicago IL   358      
773-336 9 Chicago Zone 09-South Chicago IL   358      
815-563 8 Cedarville IL   360   2004-02-04   
847-325 6 Wheeling IL   358   2004-12-23   
847-464 7 Plato Center IL   358   2000-11-13   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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