American soccer writing, history & data.
1906-1921
| Season | Name | Abbreviation | Champion |
|---|---|---|---|
| 1906-1907 | National Association Football League | NAFL | West Hudson A.A. |
| 1907-1908 | National Association Football League | NAFL | Newark F.C. |
| 1908-1909 | National Association Football League | NAFL | Clark A.A. & West Hudson A.A. |
| 1909-1910 | National Association Football League | NAFL | West Hudson A.A. |
| 1910-1911 | National Association Football League | NAFL | Jersey A.C. |
| 1911-1912 | National Association Football League | NAFL | West Hudson A.A. |
| 1912-1913 | National Association Football League | NAFL | West Hudson A.A. |
| 1913-1914 | National Association Football League | NAFL | Brooklyn F.C. |
| 1914-1915 | National Association Football League | NAFL | West Hudson A.A. |
| 1915-1916 | National Association Football League | NAFL | Alley Boys F.C. |
| 1916-1917 | National Association Football League | NAFL | Jersey A.C. |
| 1917-1918 | National Association Football League | NAFL | Paterson F.C. |
| 1918-1919 | National Association Football League | NAFL | Bethlehem Steel F.C. |
| 1919-1920 | National Association Football League | NAFL | Bethlehem Steel F.C. |
| 1920-1921 | National Association Football League | NAFL | Bethlehem Steel F.C. |