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: 356

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-356 A St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520      
314-356 0 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2016-04-22   
314-356 1 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2017-02-17   
314-356 2 St Louis MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-10-16   
314-356 3 St Louis MO STLVMOOH6MD  5562 METROPCS, INC. 520   2017-01-02   
314-356 4 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2017-05-22   
314-356 5 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2017-03-17   
314-356 6 St Louis MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2017-04-17   
314-356 7 St Louis MO STLSMO05XIX  156J RCLEC, INC. 520   2017-03-02   
314-356 8 St Louis MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-10-16   
314-356 9 St Louis MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-10-16   

Last updated: Wed, 18 Jun 2025 02:30:00 UTC

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