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: 907

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-907 A Welcome MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-907 0 Welcome MN ROCHMNROXRX  073H TELNYX LLC 620   2021-04-02   
507-907 1 Welcome MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-06-21   
507-907 2 Welcome MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-11-18   
507-907 3 Welcome MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-11-18   
507-907 6 Welcome MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2021-05-24   
507-907 7 Welcome MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2021-04-01   
507-907 8 Welcome MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-10-30   

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

Sponsored by: VoIP.ms

Like this site? We accept donations via PayPal.