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: 605 [Rate centres in NPA 605] [Dial plan for NPA 605]

NXX: 972

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
605-972 A West Jasper SD ROCHMNROUMD  162G ONVOY, LLC - SD 620      
605-972 1 West Jasper SD ROCHMNROUMD  162G ONVOY, LLC - SD 620   2021-06-30   
605-972 2 West Jasper SD ROCHMNROUMD  162G ONVOY, LLC - SD 620   2021-06-30   
605-972 3 West Jasper SD ROCHMNROUMD  162G ONVOY, LLC - SD 620   2021-06-30   
605-972 6 West Jasper SD ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-07-08   
605-972 7 West Jasper SD ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-11-18   
605-972 8 West Jasper SD ROCHMNROXQX  624H ONVOY SPECTRUM, LLC 620   2021-11-18   

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

Sponsored by: LES.NET

Like this site? We accept donations via PayPal.