This is the fourth time six teams entered the rankings in one week since 1989, when the AP poll expanded to include 25 teams. It's the latest in a season that this many teams were new to the Top 25.
Eleven ranked teams lost during Thanksgiving weekend, five to unranked teams. That's the most ranked teams to lose in a single week since Oct. 4, 2014.
Alabama remained a unanimous No. 1, and Ohio State was No. 2. Clemson moved up a spot to No. 3, and Washington jumped two to No. 4. Michigan dropped two places to fifth after its double-overtime loss to Ohio State.
The Big Ten leads the way with six ranked teams, while the ACC has five and the SEC and Pac-12 each have four.