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: 672

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
507-672 A Ellendale MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-672 0 Ellendale MN ROCHMNROUMD  184D ONVOY, LLC - MN 620      
507-672 5 Ellendale MN ROCHMNHI9MD  939H COMMIO, LLC 620   2023-10-20   
507-672 6 Ellendale MN ROCHMNHI9MD  939H COMMIO, LLC 620   2023-10-20   
507-672 7 Ellendale MN ROCHMNHI9MD  939H COMMIO, LLC 620   2023-10-20   
507-672 8 Ellendale MN ROCHMNHI9MD  939H COMMIO, LLC 620   2023-10-20   
507-672 9 Ellendale MN ROCHMNHI9MD  939H COMMIO, LLC 620   2023-10-20   

Last updated: Sun, 06 Oct 2024 02:51:32 UTC

Sponsored by: ISP Telecom

Like this site? We accept donations via PayPal.