Dease Lake, British Columbia, Canada All businesses in Dease Lake, British Columbia, Canada. Popular categories in Dease Lake, British Columbia, Canada: Government Offices General Contractors Hotels Service Stations Schools Business Aircraft Associations View all categories Last updates in Dease Lake, British Columbia, Canada: Government Offices General Contractors Hotels Service Stations Schools Business Aircraft Associations School District 87 Board Ofc Schools in Dease Lake (British Columbia) Updated: 05/12/2026 8:53 am