British Columbia
Blackcomb Snowmobiling, Great Mountain Snowmobiling, KMA Tours, Whistler Freeride Snowmobile Adventures
Ontario
Come Play in the Snow, Inc., Highland Wilderness Tours, R & S Northern Guided Tours, TrailTrek Canada, Inc.
Quebec
Go Snowmobile Canada, Maximage Adventure, New England Bob's Quebec Adventures, Promoto, Randonneige
Sled Canada - Canada's Sledding and Snowmobil
Canada's snow machine site. Offers forums, photo gallery, and lots of people to talk to about snowmobiling.
Snowmobiling in Western Canada
Offers trail maps and descriptions of Western Canada's favorite snowmobiling destinations, local dealers, what to see, and where to stay.