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: 914

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-914 A Lemont IL LEMTILLEDS0  9329 ILLINOIS BELL TEL CO 358      
630-914 0 Lemont IL   6529 T-MOBILE USA, INC. 358   2009-03-27   
630-914 1 Lemont IL   9329 ILLINOIS BELL TEL CO 358      
630-914 2 Lemont IL   9329 ILLINOIS BELL TEL CO 358   2007-08-02   
630-914 3 Lemont IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-05-12   
630-914 4 Lemont IL   6529 T-MOBILE USA, INC. 358   2008-09-12   
630-914 5 Lemont IL   318J COMCAST IP PHONE, LLC 358   2008-12-12   
630-914 6 Lemont IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2008-07-29   
630-914 7 Lemont IL   224C ONVOY, LLC 358   2009-02-26   
630-914 8 Lemont IL   829J PAETEC ITEL, LLC 358   2009-11-03   
630-914 9 Lemont IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2010-04-18   

Last updated: Thu, 01 Jan 2026 03:59:49 UTC

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