 The highway continues through Ladysmith, Duncan, and several other communities before winding through the higher elevation Malahat district.Although the Trans-Canada Highway remains the Island Highway south to Victoria, the name is rarely applied to it there.Instead and confusingly, "Island Highway" is the name still given to Highway 1A from Goldstream Avenue through Langford and Colwood to Six Mile Road in View Royal, after which the road is briefly named "Old Island Highway" for a few blocks, where the address numbering scheme changes from the 1600s to the 400s, resulting in adjacent businesses have substantially different addresses.