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   224C ONVOY, LLC 358   2016-02-27   
224-385 1 Barrington IL   224C ONVOY, LLC 358   2016-02-27   
224-385 2 Barrington IL   6529 T-MOBILE USA, INC. 358   2017-04-23   
224-385 3 Barrington IL   318J COMCAST IP PHONE, LLC 358   2014-11-23   
224-385 4 Barrington IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2016-10-21   
224-385 5 Barrington IL   6529 T-MOBILE USA, INC. 358   2017-04-23   
224-385 6 Barrington IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2017-10-09   
224-385 7 Barrington IL   6529 T-MOBILE USA, INC. 358   2017-04-23   
224-385 8 Barrington IL   073H TELNYX LLC 358   2017-04-24   
224-385 9 Barrington IL   6529 T-MOBILE USA, INC. 358   2014-08-08   

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

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