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: 573 [Rate centres in NPA 573] [Dial plan for NPA 573]

NXX: 650

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-650 A Potosi MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520      
573-650 0 Potosi MO STLTMOBOAMD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2022-04-15   
573-650 1 Potosi MO STLSMOWQ8MD  073H TELNYX LLC 520   2021-03-27   
573-650 2 Potosi MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2023-03-25   
573-650 3 Potosi MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2023-03-25   
573-650 5 Potosi MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-03-08   
573-650 6 Potosi MO STLSMOWQDS2  093F ONVOY, LLC - MO 520   2021-03-08   
573-650 7 Potosi MO STLVMOOH6MD  6529 T-MOBILE USA, INC. 520   2023-03-25   
573-650 8 Potosi MO STLVMOOH3MD  5562 METROPCS, INC. 520   2021-05-08   
573-650 9 Potosi MO STLSMO05RMD  993E BANDWIDTH.COM CLEC, LLC - MO 520   2022-01-06   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Callcentric - VoIP Internet phone service

Like this site? We accept donations via PayPal.