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: 344

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-344 A Wheaton IL BNSVILDGDS0  7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-344 0 Wheaton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-344 1 Wheaton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358      
630-344 2 Wheaton IL   6529 T-MOBILE USA, INC. 358   2007-08-02   
630-344 3 Wheaton IL   6529 T-MOBILE USA, INC. 358   2008-02-16   
630-344 4 Wheaton IL   460K FIRST COMMUNICATIONS, LLC 358   2002-09-09   
630-344 5 Wheaton IL   460K FIRST COMMUNICATIONS, LLC 358   2005-02-24   
630-344 6 Wheaton IL   7229 MCIMETRO ACCESS TRANSMISSION SERVICES LLC 358   2005-07-29   
630-344 7 Wheaton IL   145J TERRA NOVA TELECOM INC. 358   2026-01-15   
630-344 8 Wheaton IL   515J IP HORIZON LLC 358   2021-06-14   
630-344 9 Wheaton IL   984E BANDWIDTH.COM CLEC, LLC - IL 358   2008-12-12   

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

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