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: 564

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-564 A Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-564 0 Ladue MO   732J NUSO, LLC 520   2024-06-23   
314-564 1 Ladue MO   6529 T-MOBILE USA, INC. 520   2011-01-28   
314-564 2 Ladue MO   6529 T-MOBILE USA, INC. 520   2011-01-28   
314-564 3 Ladue MO   6529 T-MOBILE USA, INC. 520   2011-01-28   
314-564 4 Ladue MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2024-11-21   
314-564 5 Ladue MO   6529 T-MOBILE USA, INC. 520   2011-01-28   
314-564 6 Ladue MO   6529 T-MOBILE USA, INC. 520   2011-01-28   
314-564 7 Ladue MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2012-03-19   
314-564 8 Ladue MO   093F ONVOY, LLC - MO 520   2005-04-24   
314-564 9 Ladue MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2024-11-21   

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

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