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: 693

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-693 A Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-693 0 Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2017-05-29   
507-693 1 Millville MN ROCHMNROXRX  073H TELNYX LLC 620   2020-07-20   
507-693 2 Millville MN ROCHMNHI21Z  490J DISH WIRELESS, LLC 620   2023-03-05   
507-693 3 Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2021-03-08   
507-693 4 Millville MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-06-21   
507-693 5 Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2020-11-02   
507-693 6 Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2019-09-12   
507-693 7 Millville MN ROCHMNROUMD  184D ONVOY, LLC - MN 620   2015-01-05   
507-693 8 Millville MN ROCHMNROTMD  5256 LEVEL 3 COMMUNICATIONS, LLC - MN 620   2023-02-25   
507-693 9 Millville MN ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-10-23   

Last updated: Thu, 16 Oct 2025 03:04:18 UTC

Sponsored by: FiberConX Communications Ltd.

Like this site? We accept donations via PayPal.