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: 812

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-812 A Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-812 0 Lombard IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-10-28   
630-812 1 Lombard IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2005-10-28   
630-812 2 Lombard IL CHCGILDTDS3  5447 ACCESS ONE, INC. - IL 358   2006-01-22   
630-812 3 Lombard IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-06-26   
630-812 4 Lombard IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2006-06-26   
630-812 5 Lombard IL CHCGILWUX1X  7765 OVATION COMMUNICATIONS OF ILLINOIS, INC. 358   2006-06-09   
630-812 6 Lombard IL CHCGIL24DS3  4604 FIRST COMMUNICATIONS, LLC - IL 358   2006-07-02   
630-812 7 Lombard IL CHCGIL24DS6  224C ONVOY, LLC 358   2014-11-11   
630-812 8 Lombard IL CHCGILMF2MD  6529 T-MOBILE USA, INC. 358   2008-02-11   
630-812 9 Lombard IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2005-06-02   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.