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: 974

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
630-974 A Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-974 0 Hinsdale IL BURGILAHGT3  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
630-974 1 Hinsdale IL   224C ONVOY, LLC 358      
630-974 2 Hinsdale IL CHCGILIDXDX  624H ONVOY SPECTRUM, LLC 358      
630-974 3 Hinsdale IL   460K FIRST COMMUNICATIONS, LLC 358      
630-974 4 Hinsdale IL   145J TERRA NOVA TELECOM INC. 358      
630-974 5 Hinsdale IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358      
630-974 6 Hinsdale IL CHCGILCLXOX  516C AT&T CORP. 358      
630-974 7 Hinsdale IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
630-974 8 Hinsdale IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      
630-974 9 Hinsdale IL ELGNILOT0MD  6529 T-MOBILE USA, INC. 358      

Last updated: Wed, 20 Nov 2024 21:20:06 UTC

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