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: 779 [Rate centres in NPA 779] [Dial plan for NPA 779]

NXX: 910

NPA-NXX BLOCK Rate Centre Region Switch OCN LATA LIR Eff date Disc date
779-910 A De Kalb IL DKLBILXAXDX  566J RADIANTIQ LLC 364      
779-910 0 De Kalb IL DKLBILXAXDX  566J RADIANTIQ LLC 364   2021-05-15   
779-910 1 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 2 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 3 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 4 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 5 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 6 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 7 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   
779-910 8 De Kalb IL DKLBILRSDMD  6529 T-MOBILE USA, INC. 364   2021-09-23   

Last updated: Fri, 22 Mar 2024 03:02:44 UTC

Sponsored by: Execulink Telecom

Like this site? We accept donations via PayPal.