Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-866 A Glen Ellyn IL CHCGIL24DS0  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-866 0 Glen Ellyn IL   224C ONVOY, LLC 358   2020-05-22   
630-866 1 Glen Ellyn IL   073H TELNYX LLC 358   2020-01-29   
630-866 2 Glen Ellyn IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-866 3 Glen Ellyn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-10-06   
630-866 4 Glen Ellyn IL   829J PAETEC ITEL, LLC 358   2008-01-28   
630-866 5 Glen Ellyn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-10-06   
630-866 6 Glen Ellyn IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-10-06   
630-866 7 Glen Ellyn IL   224C ONVOY, LLC 358   2016-03-18   
630-866 8 Glen Ellyn IL   224C ONVOY, LLC 358   2016-01-07   
630-866 9 Glen Ellyn IL   224C ONVOY, LLC 358   2020-02-24   

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

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