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: 243

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-243 A Bruning NE LNCLNEXLXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 958      
531-243 4 Bruning NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2021-03-19   
531-243 5 Bruning NE LNCLNEXLXFX  549E ONVOY, LLC - NE 958   2021-03-19   
531-243 9 Bruning NE LNCLNEXLXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 958   2020-07-05   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

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