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.

Switch: CHCGILMF2MD

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NPA-NXX BLOCK Rate Centre Region OCN LATA LIR Eff date Disc date
773-699 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-716 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
773-719 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
773-738 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-746 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-749 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-759 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-793 A Chicago Zone 03-Newcastle IL 6664 SPRINT SPECTRUM, L.P. 358      
773-803 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-842 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
773-853 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-858 A Chicago Zone 02-Edgewater IL 6664 SPRINT SPECTRUM, L.P. 358      
773-876 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-879 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
773-885 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-908 A Chicago Zone 01-Calumet IL 6664 SPRINT SPECTRUM, L.P. 358      
773-930 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-949 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-953 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-960 A Chicago Zone 03-Newcastle IL 6664 SPRINT SPECTRUM, L.P. 358      
773-963 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-984 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
773-991 A Chicago Zone 03-Newcastle IL 6664 SPRINT SPECTRUM, L.P. 358      
773-993 A Chicago Zone 03-Kildare IL 6664 SPRINT SPECTRUM, L.P. 358      
779-713 A Woodstock IL 6529 T-MOBILE USA, INC. 358      
779-915 A Woodstock IL 6529 T-MOBILE USA, INC. 358      
815-219 A Crystal Lake IL 6664 SPRINT SPECTRUM, L.P. 358      
815-388 A McHenry IL 6664 SPRINT SPECTRUM, L.P. 358      
815-403 A McHenry IL 6664 SPRINT SPECTRUM, L.P. 358      
815-404 A Crystal Lake IL 6664 SPRINT SPECTRUM, L.P. 358      
815-482 A Woodstock IL 6664 SPRINT SPECTRUM, L.P. 358      
815-560 A Harvard IL 6664 SPRINT SPECTRUM, L.P. 358      
815-790 A Woodstock IL 6664 SPRINT SPECTRUM, L.P. 358      
815-814 A Woodstock IL 6529 T-MOBILE USA, INC. 358      
815-999 A Joliet IL 6664 SPRINT SPECTRUM, L.P. 358      
847-275 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-293 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-312 A Elk Grove IL 6529 T-MOBILE USA, INC. 358      
847-322 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-331 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-338 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-343 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-344 A La Grange IL 6664 SPRINT SPECTRUM, L.P. 358      
847-346 A Arlington Heights IL 6664 SPRINT SPECTRUM, L.P. 358      
847-361 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-366 A Lake Zurich IL 6664 SPRINT SPECTRUM, L.P. 358      
847-372 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-401 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-409 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      
847-417 A Northbrook IL 6664 SPRINT SPECTRUM, L.P. 358      

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Last updated: Fri, 01 Jul 2022 02:53:40 UTC

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