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: 912

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-912 A Roselle IL CHCGILCLDS7  7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-912 0 Roselle IL   063E PEERLESS NETWORK OF ILLINOIS, LLC - IL 358   2020-10-26   
630-912 1 Roselle IL   7136 TELEPORT COMMUNICATIONS AMERICA, LLC - IL 358      
630-912 2 Roselle IL   318J COMCAST IP PHONE, LLC 358   2014-04-19   
630-912 3 Roselle IL   224C ONVOY, LLC 358   2016-01-07   
630-912 4 Roselle IL   224C ONVOY, LLC 358   2016-01-07   
630-912 5 Roselle IL   224C ONVOY, LLC 358   2017-12-16   
630-912 6 Roselle IL   224C ONVOY, LLC 358   2017-12-16   
630-912 7 Roselle IL   224C ONVOY, LLC 358   2019-06-05   
630-912 8 Roselle IL   224C ONVOY, LLC 358   2019-06-05   
630-912 9 Roselle IL   224C ONVOY, LLC 358   2019-06-05   

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

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