| Club | Season(s) | League |
| Bradford Marshlanders | 1977-1982 | National Soccer League |
| Brampton Jets | National Soccer League | |
| Brantford City | National Soccer League | |
| Brantford Cockshutts | 1928-1930 | National Soccer League |
| British Consols | 1934-1939 | National Soccer League |
| Buffalo Blazers | National Soccer League | |
| Detroit Besa | 1979-1982 | National Soccer League |
| Detroit Canadians | 1927 | National Soccer League |
| Detroit Vardar | 1979 | National Soccer League |
| Dinamo Latino | National Soccer League | |
| East End Canadians | 1949-1958 | National Soccer League |
| England United | 1935-1941 | National Soccer League |
| K.F.C. Estonia | 1962-1963 | National Soccer League |
| Fergus | 1948 | National Soccer League |
| First Portuguese | National Soccer League | |
| Guelph Taylor Forbes | National Soccer League | |
| Hamilton Apollos | 1970-1972 | National Soccer League |
| Hamilton Austin | 1951-1952 | National Soccer League |
| Hamilton British Imperials | National Soccer League | |
| Hamilton City | 1927-1940 | National Soccer League |
| Hamilton City | 1950 | National Soccer League |
| Hamilton City | 1973-1975 | National Soccer League |
| Hamilton Corinthians | 1928-1929 | National Soccer League |
| Hamilton Cougars | 1959 | National Soccer League |
| Hamilton Croatia | 1970-1976 | National Soccer League |
| Hamilton Hungaria | 1958-1959 | National Soccer League |
| Hamilton Italo Canadians | 1958-1960 | National Soccer League |
| Hamilton Steelers | 1961 ECPSL | |
| 1962 ECPSL | ||
| Hamilton Italo-Canadians | 1972-1978 | National Soccer League |
| Hamilton Primos | National Soccer League | |
| Hamilton Steelers | 1981-1985 | National Soccer League |
| Hamilton Stelco | National Soccer League | |
| Hamilton Thistles | 1926-1938 | National Soccer League |
| Hamilton Westinghouse | National Soccer League | |
| Hamilton Westinghouse | 1948-1955 | National Soccer League |
| Hamilton White Eagles | 1992, 1995 | National Soccer League |
| Homer | 1969-1975 | National Soccer League |
| Kenwoods | 1941 | National Soccer League |
| Kitchener Concordia-Kickers | 1965-1971 | National Soccer League |
| Kitchener Maple Leafs | National Soccer League | |
| Kosovo Albians | National Soccer League | |
| Liptons | National Soccer League | |
| London City | National Soccer League | |
| London C.N.R. | 1928 | National Soccer League |
| London German-Canadians | National Soccer League | |
| London Marconi | 1983-1988 | National Soccer League |
| Macedonia | 1962-1963 | National Soccer League |
| Macedonia | 1974-1977 | National Soccer League |
| Malta United | National Soccer League | |
| Melita | National Soccer League | |
| Mississauga Hungaria | National Soccer League | |
| Montreal Alouettes | National Soccer League | |
| Montreal Cantalia | National Soccer League | |
| Montreal Cantalia | National Soccer League | |
| Montreal Carsteel | 1926- | National Soccer League |
| Montreal Castors | 1975-1978 | National Soccer League |
| Montreal C.N.R. | National Soccer League | |
| Montreal Concordia | National Soccer League | |
| Montreal C.P.R. | National Soccer League | |
| Montreal Hakoah | 1954 | National Soccer League |
| Montreal Hungaria | 1958-1960 | National Soccer League |
| Montreal Maroons | National Soccer League | |
| Montreal Sparta | National Soccer League | |
| Montreal Stars | National Soccer League | |
| Montreal Stelco | National Soccer League | |
| Montreal Ukraina | National Soccer League | |
| North York Atletico | 1991-1992 | National Soccer League |
| North York Rockets | 1992 | |
| North York Talons | 1996-1997 | |
| Oakville United | 1975 | National Soccer League |
| Oakville Western Canadians | 1996 | |
| Olympia-Harmonie | ||
| Oshawa Hungaria | 1962 | |
| Oshawa Italia | 1962 | |
| Oshawa Italia | 1990 | |
| Ottawa Sons of Italy | ||
| Ottawa Tigers | ||
| Panhellenic | ||
| Polish White Eagles (Toronto) | 1951-1961 | 1962 ECPSL (As the Buffalo White Eagles) |
| Portuguese United | ||
| Quebec Selects | ||
| Queens City | 1962 | |
| Richmond Hill Kick | 1992-1993 | |
| St. Andrews | 1949-1955 | |
| St. Catharines Heidelberg | 1971-1978 | |
| St. Cathrines McKinnons | ||
| St. Catharines Roma | ||
| Scarborough Astros | ||
| Serbian White Eagles | ||
| Sudbury City | ||
| Sudbury Cyclones | ||
| Sudbury Italia Flyers | ||
| Toronto Abruzzi | ||
| Toronto Azzurri | ||
| Toronto Blizzard | 1986 | 1979-1984 NASL, 1987-1992 CSL, 1993 APSL |
| Toronto Canadians | ||
| Toronto Celtics | ||
| Toronto City | 1926 | |
| Toronto C.N.R. | 1928-1932 | |
| Toronto Croatia | ||
| Toronto Falcons | ||
| Toronto Greenbacks | ||
| Toronto Hakoah | 1963, 1965 | |
| Toronto Hellas | ||
| Toronto Hungaria | 1951-1975 | |
| Toronto Inter-Roma | ||
| Toronto Italia | 1953-1960 | 1961-1966 ECPSL; 1967 NPSL, 1968 NASL |
| Toronto Italia | 1969 | |
| Toronto Italia | 1972-1979, 1981-1996 | |
| Toronto Italian Virtus | ||
| Toronto Jets | ||
| Toronto Maple Leafs | 1928-1941 | |
| Toronto Maroons | ||
| Toronto Polonia | 1964 | |
| Toronto Polonia | 1973-1978 | |
| Toronto Rockets | ||
| Toronto Roma | 1961, 1967 | ECPSL 1962-1966 |
| Toronto Scottish | 1927-1952 | |
| Toronto Serbians | 1979 | |
| Toronto Sparta | 1955-1960 | |
| Toronto Supra | ||
| Toronto Transit Commission | ||
| Toronto Ukraina | ||
| Tridents | 1954-1960 | |
| Ulster United (Montreal) | ||
| Ulster United (Toronto) | 1926-1962 | |
| Verdun Park | ||
| Welland | ||
| Welland Lions | ||
| Willys-Overland Motors | 1928 | |
| Windsor Roma | 1985 | |
| Windsor Rovers | 1926-1927 | |
| Windsor Stars | 1975-1978 | |
| Windsor Teutonia | 1965-1968 | |
| Windsor Wheels | 1986-1993 | |
| Winnipeg Fury | 1993 | 1987-1992 CSL |
Clubs from other leagues:
| Club | League(s) |
| Calgary Mustangs | 1983 CPSL |
| Edmonton Eagles | 1983 CPSL |
| Kitchener Rangers | Provincial Soccer League |
| Mississauga Croatia | 1983 CPSL |
| Montreal Inter | 1983 CPSL |
| Toronto Nationals | 1983 CPSL |
National Soccer League 