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: 441

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-441 A Ladue MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520      
314-441 0 Ladue MO   6529 T-MOBILE USA, INC. 520   2012-04-28   
314-441 1 Ladue MO   6529 T-MOBILE USA, INC. 520   2012-04-28   
314-441 2 Ladue MO   6529 T-MOBILE USA, INC. 520   2012-04-28   
314-441 3 Ladue MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-05-01   
314-441 4 Ladue MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-05-01   
314-441 5 Ladue MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-07-14   
314-441 6 Ladue MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2012-08-12   
314-441 7 Ladue MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2013-06-14   
314-441 8 Ladue MO   6529 T-MOBILE USA, INC. 520   2014-03-24   
314-441 9 Ladue MO   6529 T-MOBILE USA, INC. 520   2012-04-28   

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

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