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: 441

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
531-441 A Mead NE LNCLNEXLXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 958      
531-441 0 Mead NE LNCLNEXLX2Y  624H ONVOY SPECTRUM, LLC 958   2024-03-11   
531-441 1 Mead NE LNCLNEXLXDY  793K TWC IP ENABLED SERVICES, LLC 958   2024-10-09   
531-441 9 Mead NE LNCLNEXLXKX  6534 NEW CINGULAR WIRELESS PCS, LLC - IL 958   2022-11-07   

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

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