List of trolley bus systems in Canada

This is a list of trolley bus systems in Canada by province. It includes all trolley bus systems, past and present. Use of boldface for a city name and color highlighting indicates systems that still exist; in the case of Canada, there is only one such system, that of Vancouver.
British Columbia.
Note: There was also a demonstration trolley bus line in Victoria in 1945, operated by the British Columbia Electric Railway, from 19 to 30 November 1945.