Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 456

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-456 A Newburg MO ROLLMOXAWMD  3275 FIDELITY CABLEVISION, LLC 520      
573-456 2 Newburg MO ROLLMOXAWMD  3275 FIDELITY CABLEVISION, LLC 520   2002-07-28   

Last updated: Wed, 04 Mar 2026 03:00:52 UTC

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