League franchises were based in Oklahoma and Texas.
Playoff: Wichita Falls leading Cleburne 2 games to 1, when Wichita Falls refused to continue due to an ineligible player and non-payment of gate receipts for a game in Cleburne.
1913 Texas–Oklahoma Leagueschedule Wichita Falls (33–46) moved to Hugo July 7.
[1] 1921 Texas–Oklahoma Leagueschedule Graham (5-24) moved to Mineral Wells May 27, first home game May 30.
The season was shortened to August 6 with National Association permission due to a railroad strike.