UCLA has two weekends to reach the No. 4 playoff spot.
This week's top four remained the same: Alabama, Oregon, Florida State and Mississippi State. Texas Christian remained at No. 5, followed by Ohio State, Baylor, UCLA, Georgia and Michigan State.
Mississippi fell from No. 8 to No. 19 after last week's 30-0 loss to Arkansas.
The top four teams in the final rankings of Dec. 7 will advance to semifinal games at the Rose and Sugar bowls. The winners will meet Jan. 12 for the national title at AT&T Stadium in Texas.
Tuesday marked the debut of two "Group of 5" conference schools in the top 25. Boise State (9-2) entered the rankings at No. 23 while Marshall (11-0) is No. 24.
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