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: 297

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-297 A Wakefield NE OMAHNENWGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644      
531-297 8 Wakefield NE BLLVNEBL5MD  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 644   2023-01-23   
531-297 9 Wakefield NE OMAHNENWGT6  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 644   2022-11-07   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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