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: 224

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-224 A Des Plaines IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358   2024-09-14   
224-224 0 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2024-09-19   
224-224 1 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2024-09-19   
224-224 2 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2025-06-15   
224-224 4 Des Plaines IL   624H ONVOY SPECTRUM, LLC 358   2025-05-12   
224-224 5 Des Plaines IL   624H ONVOY SPECTRUM, LLC 358   2025-05-12   
224-224 6 Des Plaines IL   624H ONVOY SPECTRUM, LLC 358   2025-05-12   
224-224 7 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2024-09-14   
224-224 8 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2024-09-14   
224-224 9 Des Plaines IL   6529 T-MOBILE USA, INC. 358   2024-09-14   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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