Western Pennsylvania League history
| Class D | 1907 |
Teams (in alphabetical order)
Beaver Falls Beavers, 1907
Butler White Sox, 1907
Clarksburg Bees, 1907
Connellsville Cokers, 1907
Cumberland Rooters, 1907
Fairmont Champions, 1907
Greensburg Red Sox, 1907
Kitanning Infants, 1907
Latrobe Rooters, 1907
Piedmont (unnamed), 1907
Somerset (unnamed), 1907