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: 507 [Rate centres in NPA 507] [Dial plan for NPA 507]

NXX: 575

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-575 A Canby MN FAMTMN170MD  429A MIDCONTINENT COMMUNICATIONS - MN 620      
507-575 0 Canby MN ROCHMNROXRX  073H TELNYX LLC 620   2020-07-09   
507-575 1 Canby MN ROCHMNROXAX  8405 TELEPORT COMMUNICATIONS AMERICA, LLC - MN 620   2022-11-09   
507-575 2 Canby MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2020-11-02   
507-575 4 Canby MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2019-09-11   
507-575 5 Canby MN FAMTMN170MD  429A MIDCONTINENT COMMUNICATIONS - MN 620   2017-07-10   
507-575 6 Canby MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2019-09-11   

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

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.