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: 336

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-336 A Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
224-336 0 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 1 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 2 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 3 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 4 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 5 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 6 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 7 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 8 Northbrook IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2013-08-23   
224-336 9 Northbrook IL BFGVILASG00  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 358   2023-10-08   

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

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