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: 306

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-306 A Murray NE LNCLNEXLX5X  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 958      
531-306 0 Murray NE LNCLNEXLX2Y  624H ONVOY SPECTRUM, LLC 958   2024-03-11   
531-306 1 Murray NE LNCLNEXLX5X  3233 LEVEL 3 COMMUNICATIONS, LLC - NE 958   2023-02-16   
531-306 7 Murray NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2023-02-17   

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

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