Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
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NPA: 314 [Rate centres in NPA 314] [Dial plan for NPA 314]

NXX: 584

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-584 A St Louis MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2024-01-26   
314-584 0 St Louis MO   6529 T-MOBILE USA, INC. 520   2005-06-03   
314-584 1 St Louis MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2003-05-16   
314-584 2 St Louis MO   093F ONVOY, LLC - MO 520   2004-08-02   
314-584 3 St Louis MO   093F ONVOY, LLC - MO 520   2004-08-02   
314-584 4 St Louis MO   829J PAETEC ITEL, LLC 520   2006-03-02   
314-584 5 St Louis MO   093F ONVOY, LLC - MO 520   2004-08-02   
314-584 6 St Louis MO   829J PAETEC ITEL, LLC 520   2005-06-06   
314-584 7 St Louis MO   093F ONVOY, LLC - MO 520   2004-08-02   
314-584 8 St Louis MO   093F ONVOY, LLC - MO 520   2005-03-06   
314-584 9 St Louis MO   6529 T-MOBILE USA, INC. 520   2005-05-01   

Last updated: Tue, 13 Jan 2026 21:50:02 UTC

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