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: 381

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-381 A Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 0 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 1 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 2 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 3 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 4 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 5 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 6 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 7 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 8 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   
531-381 9 Aurora NE   6263 UNITED STATES CELLULAR - NE 958   2025-05-12   

Last updated: Sun, 27 Apr 2025 12:48:38 UTC

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