Local Calling Guide

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NPA: 224 [Rate centres in NPA 224] [Dial plan for NPA 224]

NXX: 857

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-857 A Arlington Heights IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358      
224-857 0 Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2016-12-08   
224-857 1 Arlington Heights IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2018-05-12   
224-857 2 Arlington Heights IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2015-09-05   
224-857 3 Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2016-10-09   
224-857 4 Arlington Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2016-10-09   
224-857 5 Arlington Heights IL CHCGILGMDS7  6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2016-01-07   
224-857 6 Arlington Heights IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-04   
224-857 7 Arlington Heights IL CHCGIL24DS6  224C ONVOY, LLC 358   2016-03-04   
224-857 8 Arlington Heights IL CHCGILNEXJX  318J COMCAST IP PHONE, LLC 358   2017-03-23   
224-857 9 Arlington Heights IL SCBGILRRGT1  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2015-07-23   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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