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: 866

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-866 A Ladue MO STLSMOGZFMD  965H FRACTEL, LLC 520      
314-866 0 Ladue MO   6534 NEW CINGULAR WIRELESS PCS, LLC - IL 520   2021-03-15   
314-866 1 Ladue MO   7218 TELEPORT COMMUNICATIONS AMERICA, LLC - MO 520   2021-02-15   
314-866 2 Ladue MO   093F ONVOY, LLC - MO 520   2021-01-03   
314-866 3 Ladue MO   093F ONVOY, LLC - MO 520   2020-11-07   
314-866 4 Ladue MO   093F ONVOY, LLC - MO 520   2020-11-07   
314-866 5 Ladue MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2020-09-19   
314-866 6 Ladue MO   965H FRACTEL, LLC 520   2019-12-26   
314-866 7 Ladue MO   093F ONVOY, LLC - MO 520   2021-01-03   
314-866 8 Ladue MO   093F ONVOY, LLC - MO 520   2021-01-03   
314-866 9 Ladue MO   093F ONVOY, LLC - MO 520   2021-01-03   

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

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