Lower Mainland League was an independent and a Senior League that was based in British Columbia.
1904 Vancouver Athletics, Vancouver Nationals, Vancouver Reliance, New Westmisnter
1905 No teams enter or left the League
1906 to 1951 Not sure if this league played
1952 Hammond, Langley, South Burnaby, Vancouver, Whalley
1953 Hammond, Haney, South Burnaby, Whalley
Note 1 - Hammond and Haney were based in Maple Ridge BC