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: 790

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-790 A Clarksville MO   792K CHARTER IP ENABLED SERVICES, LLC 520      
573-790 0 Clarksville MO   515J IP HORIZON LLC 520   2023-12-29   
573-790 1 Clarksville MO   792K CHARTER IP ENABLED SERVICES, LLC 520   2021-12-04   
573-790 2 Clarksville MO   515J IP HORIZON LLC 520   2023-12-29   
573-790 8 Clarksville MO   073H TELNYX LLC 520   2023-04-02   
573-790 9 Clarksville MO   624H ONVOY SPECTRUM, LLC 520   2024-03-23   

Last updated: Thu, 29 Jan 2026 14:35:03 UTC

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