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.
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Switch: DKLBILXAXCX

NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
779-276 A De Kalb IL 495J STRATUS NETWORKS 364      
779-276 1 De Kalb IL 495J STRATUS NETWORKS 364   2020-09-20   
779-316 A Creston IL 495J STRATUS NETWORKS 364      
779-316 1 Creston IL 495J STRATUS NETWORKS 364   2020-11-18   
779-317 A Kirkland IL 495J STRATUS NETWORKS 364      
779-317 1 Kirkland IL 495J STRATUS NETWORKS 364   2020-11-18   
779-318 A Malta IL 495J STRATUS NETWORKS 364      
779-318 1 Malta IL 495J STRATUS NETWORKS 364   2020-11-18   
779-319 A Maple Park IL 495J STRATUS NETWORKS 364      
779-319 1 Maple Park IL 495J STRATUS NETWORKS 364   2020-11-18   
779-320 A Monroe Center IL 495J STRATUS NETWORKS 364      
779-320 1 Monroe Center IL 495J STRATUS NETWORKS 364   2020-11-18   
779-321 A Shabbona IL 495J STRATUS NETWORKS 364      
779-321 1 Shabbona IL 495J STRATUS NETWORKS 364   2020-11-18   
779-322 A Thomas (Bureau) IL 495J STRATUS NETWORKS 364      
779-322 1 Thomas (Bureau) IL 495J STRATUS NETWORKS 364   2020-11-18   
779-325 A Franklin Grove IL 495J STRATUS NETWORKS 364      
779-325 1 Franklin Grove IL 495J STRATUS NETWORKS 364   2021-01-24   
779-799 1 Coleta IL 495J STRATUS NETWORKS 364   2020-12-20   
779-922 1 Hooppole IL 495J STRATUS NETWORKS 364   2020-12-20   
779-933 1 Hinckley IL 495J STRATUS NETWORKS 364   2020-12-20   
815-859 1 Rochelle IL 495J STRATUS NETWORKS 364   2020-12-20   
815-989 1 Prophetstown IL 495J STRATUS NETWORKS 364   2020-12-20   

Last updated: Tue, 16 Apr 2024 01:38:01 UTC

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