Local Calling Guide

Area code/prefix search

Search area code/prefix (NPA/NXX)
  • Effective date searches are available only for US area codes. Our sources for non-US NPA-NXX data do not provide this information.
  • If you want to search an entire area code regardless of activity, leave both the next and past days fields set to zero.

NPA: 314 [Rate centres in NPA 314] [Dial plan for NPA 314]

NXX: 354

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-354 A St Louis MO   5607 CHARTER FIBERLINK, LLC - MO 520      
314-354 0 St Louis MO   5562 METRO PCS, INC. 520   2017-01-02   
314-354 1 St Louis MO   7407 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- MO 520   2017-01-23   
314-354 2 St Louis MO   7407 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- MO 520   2017-01-23   
314-354 3 St Louis MO   7407 MCLEODUSA TELECOMMUNICATIONS SERVICES, INC.- MO 520   2017-01-23   
314-354 4 St Louis MO   5562 METRO PCS, INC. 520   2016-12-22   
314-354 5 St Louis MO   4932 LEVEL 3 COMMUNICATIONS, LLC - MO 520   2016-12-10   
314-354 6 St Louis MO   5607 CHARTER FIBERLINK, LLC - MO 520   2017-09-08   
314-354 7 St Louis MO   7575 CENTURYLINK COMMUNICATIONS LLC 520   2017-07-13   
314-354 8 St Louis MO   5607 CHARTER FIBERLINK, LLC - MO 520   2016-09-19   
314-354 9 St Louis MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-10-16   

Last updated: Sun, 29 Nov 2020 13:13:58 UTC

Sponsored by: VoIP Much Phone Company

Like this site? We accept donations via PayPal.