Leagues covered: National Soccer League, Canadian Soccer League, Canadian National Soccer League , Canadian Professional Soccer League, Eastern Canada Professional Soccer League & Toronto & District Soccer League.
| Club | Seasons & Leagues | |
| Ballymena United | ||
| Bradford Marshlanders | 1977-1982 NSL | |
| Brampton Jets | ||
| Brantford City | ||
| Brantford Cockshutts | 1928-1930 NSL | |
| British Consols | 1934-1939 NSL | |
| Buffalo Blazers | 1976-1979 NSL, 1980 NSL | |
| Buffalo White Eagles | ||
| Calgary Mustangs | 1983 CPSL | |
| Calgary Strikers | ||
| Craigavon | ||
| Detroit Besa | 1979-1982 NSL | |
| Detroit Canadians | 1927 NSL | |
| Detroit Vardar | 1979 NSL | |
| Detroit Wheels | ||
| Dinamo Latino | ||
| East End Canadians | 1949-1958 NSL | |
| Edmonton Brick Men | ||
| England United | 1935-1941 NSL | |
| K.F.C. Estonia | 1962-1963 NSL | |
| Fergus | 1948 NSL | |
| First Portuguese | 1969-1990 NSL | |
| Guelph Taylor Forbes | NSL | |
| Hamilton Apollos | 1970-1972 NSL | |
| Hamilton Austin | 1951-1952 NSL | |
| Hamilton British Imperials | NSL | |
| Hamilton City | 1927-1940 NSL | |
| Hamilton City | 1950 NSL | |
| Hamilton City | 1973-1975 NSL | |
| Hamilton Corinthians | 1928-1929 NSL | |
| Hamilton Cougars | 1959 NSL | |
| Hamilton Croatia | 1970-1976 NSL | |
| Hamilton Hungaria | 1958-1959 NSL | |
| Hamilton Italo Canadians | 1958-1960 NSL | –> Hamilton Steelers (1961-64) |
| Hamilton Steelers | 1961-1964 ECPSL | –> Hamilton Primos |
| Hamilton Italo-Canadians | 1972-1978 NSL | –> Hamilton Steelers (1981-1983 NSL) |
| Hamilton Polonia | ||
| Hamilton Primos | 1965-1966 ECPSL | –> Hamilton Primos (1967 NSL) |
| Hamilton Primos | 1967 NSL | |
| Hamilton Steelers | ||
| Hamilton Stelco | NSL | |
| Hamilton Thistles | 1926-1938 NSL | |
| Hamilton Westinghouse | NSL | |
| Hamilton Westinghouse | 1948-1955 NSL | |
| Hamilton White Eagles | 1992, 1995 NSL | |
| Homer | 1969-1975 NSL | –> Panhellenic |
| Inter-Montreal | 1983 CPSL | |
| Kenwoods | 1941 NSL | |
| Kitchener Concordia-Kickers | 1965-1971 NSL | |
| Kitchener Maple Leafs | NSL | |
| Kitchener Rangers | PSL | |
| Kitchener Spirit | ||
| Kosovo Albians | NSL | |
| Liptons | NSL | |
| London City | NSL | |
| London C.N.R. | 1928 NSL | |
| London German-Canadians | 1969-1971 NSL | |
| London Marconi | 1983-1988 NSL | |
| Macedonia | 1962-1963 NSL | |
| Macedonia | 1974-1977 NSL | |
| Malta United | NSL | |
| Melita | NSL | |
| Mississauga Croatia | 1983 CPSL | |
| Mississauga Hungaria | NSL | |
| Montreal Alouettes | NSL | |
| Montreal Cantalia | NSL | |
| Montreal Cantalia | ECPSL | |
| Montreal Carsteel | 1926- NSL | |
| Montreal Castors | 1975-1978 NSL | |
| Montreal C.N.R. | NSL | |
| Montreal Concordia | NSL | |
| Montreal C.P.R. | NSL | |
| Montreal Hakoah | 1954 NSL | |
| Montreal Hungaria | 1958-1960 NSL | |
| Montreal Impact | ||
| Montreal Inter-Italia | 1969 NSL | |
| Montreal Maroons | NSL | |
| Montreal Sparta | NSL | |
| Montreal Stars | NSL | |
| Montreal Stelco | NSL | |
| Montreal Supra | ||
| Montreal Ukraina | NSL | |
| North York Atletico | 1991-1992 NSL | |
| North York Rockets | 1987-1992 CSL | –> Toronto Rockets |
| North York Talons | 1996-1997 NSL | |
| Nova Scotia Clippers | ||
| Oakville United | 1975 NSL | |
| Oakville Western Canadians | 1996 NSL | |
| Oshawa City | ||
| Oshawa General Motors | –> Oshawa Nationals | |
| Oshawa Nationals | ||
| Olympia-Harmonie | NSL | |
| Oshawa Hungaria | 1962 NSL | |
| Ottawa Intrepid | ||
| Oshawa Italia | 1962 NSL | –> Oshawa Italia (1990) |
| Oshawa Italia | 1990 NSL | |
| Ottawa Sons of Italy | 1970 NSL | –> Ottawa Tigers |
| Ottawa Tigers | 1971-1978 NSL | |
| Panhellenic | NSL | |
| Polish White Eagles (Toronto) | 1951-1961 NSL | –> Buffalo White Eagles |
| Portuguese United | NSL | |
| Quebec Selects | NSL | |
| Queens City | 1962 NSL | |
| Richmond Hill Kick | 1992-1993 NSL | |
| St. Andrews | 1949-1955 NSL | |
| St. Catharines Heidelberg | 1971-1978 NSL | |
| St. Cathrines McKinnons | NSL | |
| St. Catharines Roma | NSL | |
| Scarborough Astros | NSL | |
| Serbian White Eagles | NSL | |
| Sudbury City | NSL | |
| Sudbury Cyclones | NSL | |
| Sudbury Italia Flyers | NSL | |
| Toronto Abruzzi | NSL | |
| Toronto Azzurri | NSL | |
| Toronto Blizzard | ||
| Toronto Canadians | NSL | |
| Toronto Celtics | NSL | |
| Toronto City | 1926 NSL | |
| Toronto City | ECPSL | |
| Toronto C.N.R. | 1928-1932 NSL | |
| Toronto Croatia | NSL | |
| Toronto Emerald | Toronto & District League | |
| Toronto Falcons | 1967-1968 | –> Toronto Italia |
| Toronto Greenbacks | ||
| Toronto Hakoah | 1963, 1965 | |
| Toronto Hellas | ||
| Toronto Hungaria | 1951-1975 | –> Mississauga Hungaria |
| Toronto Inter-Roma | 1967 NSL | |
| Toronto Italia | 1953-1960 | –> Toronto Italia (1961-1966 ECPSL) |
| Toronto Italia | 1961-1966 | –> Toronto Italia-Falcons (1966 ECPSL) |
| Toronto Italia-Falcons | 1966 ECPSL | –> Toronto Falcons (NPSL & NASL) |
| Toronto Italia | 1969 | |
| Toronto Italia | 1972-1979, 1981-1996 | |
| Toronto Italian Virtus | NSL | |
| Toronto Jets | NSL | |
| Toronto Maple Leafs | 1928-1941 | |
| Toronto Maroons | ||
| Toronto Nationals | ||
| Toronto Polonia | 1964 NSL | |
| Toronto Polonia | 1973-1978 | |
| Toronto Rockets | ||
| Toronto Roma | 1961, 1967 | ECPSL 1962-1966 |
| Toronto Scottish | 1927-1952 NSL | |
| Toronto Serbians | 1979 NSL | |
| Toronto Sparta | 1955-1960 NSL | |
| Toronto Supra | ||
| Toronto Transit Commission | ||
| Toronto Ukraina | ||
| Tridents | 1954-1960 | |
| Ulster United (Montreal) | ||
| Ulster United (Toronto) | 1926-1962 | |
| Vancouver 86ers | 1987-1992 | |
| Verdun Celtic | ||
| Verdun Park | ||
| Welland | ||
| Welland Lions | ||
| Willys-Overland Motors | 1928 | |
| Windsor Roma | –> Windsor Wheels | |
| Windsor Rovers | 1926-1927 | |
| Windsor Stars | 1975-1978 | |
| Windsor Teutonia | 1965-1968 | |
| Windsor Wheels | 1985-1993 | –> Detroit Wheels |
| Winnipeg Fury | 1987-1993 |