Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 385

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-385 A Barrington IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-385 0 Barrington IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-02-27   
224-385 1 Barrington IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-02-27   
224-385 2 Barrington IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2017-04-23   
224-385 3 Barrington IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2014-11-23   
224-385 4 Barrington IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-10-21   
224-385 6 Barrington IL WCHCILBFGT0  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-10-09   
224-385 8 Barrington IL CHCGILWUJMD  073H TELNYX LLC 358   2017-04-24   
224-385 9 Barrington IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2014-08-08   

Last updated: Tue, 31 Mar 2026 13:56:49 UTC

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