The Rocky Mountain Rangers is a Primary Reserve infantry regiment of the Canadian Army, one of only four infantry regiments in British Columbia, and the only infantry unit that recruits in Northern BC and much of the Interior. The regimental headquarters are at JR Vicars Armoury in Kamloops, with an additional rifle company in Prince George. The Rocky Mountain Rangers are part of the 3rd Canadian Division's 39 Canadian Brigade Group, the brigade responsible for Canadian Army organization in British Columbia.

Land Force Western Area (LFWA) was a formation of the Canadian Army responsible for operations in the Canadian provinces of Manitoba, Saskatchewan, Alberta and British Columbia. LFWA was headquartered at CFB Edmonton. The command was formed in 1991. In 2013 it was announced that LFWA would be renamed 3rd Canadian Division. This change took place in the summer of 2014.