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: 412

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
708-412 A Chicago Heights IL ELGNILOTGT5  6529 T-MOBILE USA, INC. 358      
708-412 0 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2024-01-13   
708-412 1 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2024-01-13   
708-412 2 Chicago Heights IL   224C ONVOY, LLC 358   2024-04-15   
708-412 3 Chicago Heights IL   224C ONVOY, LLC 358   2024-04-26   
708-412 4 Chicago Heights IL   224C ONVOY, LLC 358   2024-02-22   
708-412 5 Chicago Heights IL   224C ONVOY, LLC 358   2024-02-22   
708-412 6 Chicago Heights IL   224C ONVOY, LLC 358   2024-02-22   
708-412 7 Chicago Heights IL   224C ONVOY, LLC 358   2024-02-22   
708-412 8 Chicago Heights IL   224C ONVOY, LLC 358   2024-02-22   
708-412 9 Chicago Heights IL   6529 T-MOBILE USA, INC. 358   2023-11-17   

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

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