Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 630 [Rate centres in NPA 630] [Dial plan for NPA 630]

NXX: 474

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-474 A Glen Ellyn IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
630-474 0 Glen Ellyn IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      
630-474 1 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-07-02   
630-474 2 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-09-01   
630-474 3 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-04-21   
630-474 4 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2011-01-01   
630-474 5 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2012-10-11   
630-474 6 Glen Ellyn IL CHCGIL24DS6  224C ONVOY, LLC 358   2012-10-01   
630-474 7 Glen Ellyn IL CHCGILDT8MD  508J CENTURYLINK COMMUNICATIONS, LLC 358   2013-06-28   
630-474 8 Glen Ellyn IL CHCGILWBXDZ  984E BANDWIDTH.COM CLEC, LLC - IL 358   2014-03-20   
630-474 9 Glen Ellyn IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358      

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.