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: 500

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
636-500 A Imperial MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-500 0 Imperial MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2019-01-10   
636-500 1 Imperial MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-09-28   
636-500 2 Imperial MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2016-09-28   
636-500 4 Imperial MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
636-500 7 Imperial MO   093F ONVOY, LLC - MO 520   2024-04-05   
636-500 9 Imperial MO   093F ONVOY, LLC - MO 520   2024-04-05   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

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