Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 531 [Rate centres in NPA 531] [Dial plan for NPA 531]

NXX: 392

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-392 A West Point NE OMAHNENWXMX  5562 METROPCS, INC. 644   2025-05-22   
531-392 8 West Point NE OMAHNENWXMX  6701 AERIAL COMMUNICATIONS, INC. 644   2026-03-07   
531-392 9 West Point NE OMAHNENWXMX  5562 METROPCS, INC. 644   2025-05-22   

Last updated: Sat, 01 Aug 2026 03:19:33 UTC

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