Rio Grande Valley League

1950	1949
Brownsville Charros	Brownsville Charros
Corpus Christi Aces	Corpus Christi Aces
Del Rio Cowboys	Del Rio Cowboys
Donna-Weslaco Twins
Harlingen Capitals
Laredo Apaches	Laredo Apaches
1950	1949
McAllen Giants	McAllen Giants
Robstown Rebels	Donna/Robstown Cardinals