Oklahoma was ranked No. 5 in the final Associated Press football ranking for the 2015 season.
Alabama, who defeated Clemson in the national championship game, was No. 1, followed by Clemson, Stanford, Ohio State and Oklahoma.
Oklahoma State was No. 20 in the final poll.
Next season, Oklahoma will face three teams in the Top 10 – No. 4 Ohio State, No. 7 TCU and No. 8 Houston – in the first month of the season.
In 2015, Oklahoma (11-2, 8-1 in the Big 12) defeated four teams in the final Top 25 teams including TCU, Baylor, Oklahoma State and Tennessee.