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:

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
573-326 A Marston MO DRDNMOAA1MD  5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520      
573-326 0 Marston MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2003-04-11   
573-326 1 Marston MO   073H TELNYX LLC 520   2018-07-23   
573-326 2 Marston MO   023B BIG RIVER TELEPHONE COMPANY, LLC - MO 520   2003-09-22   
573-326 3 Marston MO   5814 CELLCO PARTNERSHIP DBA VERIZON WIRELESS - MO 520   2010-02-27   
573-326 4 Marston MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2015-02-28   
573-326 5 Marston MO   093F ONVOY, LLC MO 520   2016-09-28   
573-326 6 Marston MO   093F ONVOY, LLC MO 520   2016-09-28   
573-326 7 Marston MO   7575 CENTURYLINK COMMUNICATIONS LLC 520   2014-07-27   
573-326 8 Marston MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2017-02-10   
573-326 9 Marston MO   993E BANDWIDTH.COM CLEC, LLC - MO 520   2009-01-18   

Last updated: Sat, 11 Jul 2020 20:37:26 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.