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: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
224-672 A Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 0 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 1 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 2 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 3 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 4 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 5 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 6 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 7 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 8 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   
224-672 9 Arlington Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-01   

Last updated: Sun, 07 Dec 2025 22:02:11 UTC

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