Final Standings: 1910s
* - Won Stanley Cup
| 1917-1918 | |
| Montreal Canadiens | 22 | 13 | 9 | 0 | 115 | 84 | 26 | | Toronto Arenas | 22 | 13 | 9 | 0 | 108 | 109 | 26 | | Ottawa Senators | 22 | 9 | 13 | 0 | 102 | 114 | 18 | | #Montreal Wanderers | 6 | 1 | 5 | 0 | 17 | 35 | 2
| |
#Wanderers had to withdraw from league after Montreal
Arena burnt down.
| | | | 1918-1919 | |
| Ottawa Senators | 18 | 12 | 6 | 0 | 71 | 53 | 24 | | Montreal Canadiens | 18 | 10 | 8 | 0 | 88 | 78 | 20 | | Toronto Arenas | 18 | 5 | 13 | 0 | 64 | 92 | 10
| | | | 1919-1920 | |
| *Ottawa Senators | 24 | 19 | 5 | 0 | 121 | 64 | 38
| | Montreal Canadiens | 24 | 13 | 11 | 0 | 129 | 113 | 26
| | Toronto St. Patricks | 24 | 12 | 12 | 0 | 119 | 106 | 24
| | Quebec Bulldogs | 24 | 4 | 20 | 0 | 91 | 177 | 8
|
|

|