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: 892

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-892 A Fremont MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
573-892 0 Fremont MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-05-20   
573-892 8 Fremont MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-05-20   
573-892 9 Fremont MO STLSMOWQ8MD  073H TELNYX LLC 520   2023-04-02   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

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