Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 636 [Rate centres in NPA 636] [Dial plan for NPA 636]

NXX: 246

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-246 A St Charles MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-246 0 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 1 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 2 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 3 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 4 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 5 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 6 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 7 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 8 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   
636-246 9 St Charles MO   093F ONVOY, LLC - MO 520   2004-05-24   

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

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