The Sooners (16-2) received 36 first-place votes from the 65-member national media panel Monday, seven more than the Tar Heels (18-2), who remained second.
Iowa jumped from ninth to third, the Hawkeyes' highest ranking since January 1987. They have beaten five ranked teams -- sweeps of Michigan State and Purdue plus a victory over Wichita State -- this season.
They were followed by Kansas and Texas A&M, which is at its highest ranking ever. Villanova, Xavier, Maryland, West Virginia and Providence round out the top 10.
Wichita State, Oregon and Notre Dame -- all of whom have been ranked during the season -- are the week's newcomers, replacing Butler, USC and South Carolina.After starting 5-5, the Shockers have won nine straight games.The Ducks have won five of their last six, and the Fighting Irish are on a four-game winning streak.
Notre Dame's addition gives the ACC six ranked teams. The Big 12 and Big Ten both have five teams in the Top 25; the Big East has three.
Oklahoma bounces back to beat Baylor
Four Sooner starters score in double figures, including Buddy Hield with 19 and Jordan Woodard with 20 in an 82-72 win over the Bears.