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: 792

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-792 A Holcomb MO HLCMMOSWRSE  9533 SOUTHWESTERN BELL 520      
573-792 0 Holcomb MO   624H ONVOY SPECTRUM, LLC 520   2025-01-11   
573-792 1 Holcomb MO   9533 SOUTHWESTERN BELL 520      
573-792 2 Holcomb MO   093F ONVOY, LLC - MO 520   2021-07-24   
573-792 3 Holcomb MO   9533 SOUTHWESTERN BELL 520      

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

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