Early Pennsylvania American football teams 1890–1945 | |
|---|---|
| Western Pennsylvania Professional Football Circuit (1890–1900) | |
| National Football League (1902) | |
| 1903–1921 | |
| Anthracite League (1924) | |
| Eastern League of Professional Football (1926) | |
| AFL I (1926) | |
| AFL II (1936) | |
| Early NFL (1921–1930) | |
| Wartime NFL (1941–1945) | |