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: 987

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
314-987 A Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520      
314-987 0 Mehlville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-10-10   
314-987 1 Mehlville MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-10-10   
314-987 2 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-12-15   
314-987 3 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-12-15   
314-987 4 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2023-02-24   
314-987 5 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-10-09   
314-987 6 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-10-09   
314-987 7 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-10-09   
314-987 8 Mehlville MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2022-10-09   
314-987 9 Mehlville MO STLSMOWQ8MD  073H TELNYX LLC 520   2023-01-02   

Last updated: Sun, 26 Jan 2025 15:59:20 UTC

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.