 The route is grouped together with the 503 Kingston Rd for accounting purposes, as they share a large amount of the same track.The 502 Downtowner runs during the day from Monday to Friday only, overlapping rush-hour service provided by 503 Kingston Rd streetcars, both covering much of the same route.Evening, weekend and holiday service is provided by the 22A Coxwell bus route replacing streetcar service along Kingston Road.