Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 708 [Rate centres in NPA 708] [Dial plan for NPA 708]

NXX: 739

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-739 A Chicago Heights IL   6529 T-MOBILE USA, INC. 358      
708-739 0 Chicago Heights IL   515J IP HORIZON LLC 358   2021-06-12   
708-739 1 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2026-01-11   
708-739 2 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   
708-739 3 Chicago Heights IL   624H ONVOY SPECTRUM, LLC 358   2021-06-28   
708-739 4 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   
708-739 5 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   
708-739 6 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   
708-739 7 Chicago Heights IL   224C ONVOY, LLC 358   2022-12-11   
708-739 8 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   
708-739 9 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2021-09-02   

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

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