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: 619

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-619 A Deerfield IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-619 0 Deerfield IL   6529 T-MOBILE USA, INC. 358   2008-07-02   
224-619 1 Deerfield IL   829J PAETEC ITEL, LLC 358   2009-11-17   
224-619 2 Deerfield IL   6529 T-MOBILE USA, INC. 358      
224-619 3 Deerfield IL   6115 LEVEL 3 COMMUNICATIONS, LLC - IL 358   2010-11-20   
224-619 4 Deerfield IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2010-08-06   
224-619 5 Deerfield IL   6529 T-MOBILE USA, INC. 358      
224-619 6 Deerfield IL   6529 T-MOBILE USA, INC. 358      
224-619 7 Deerfield IL   6529 T-MOBILE USA, INC. 358      
224-619 8 Deerfield IL   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2010-07-26   
224-619 9 Deerfield IL   6529 T-MOBILE USA, INC. 358      

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

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