The Zags received 61 first-place votes from a media panel in the poll released Monday. Baylor had the other three.
No. 9 Oklahoma made a massive leap from No. 24 after becoming the second team in 25 years to beat three straight top-10 teams. The Sooners beat then-No. 9 Alabama last week after taking down No. 5 Texas and No. 9 Kansas.
No. 25 Drake is ranked for the first time since reaching No. 14 in 2007-08.