Nebraska was ranked 24th in the first Bowl Championship Series standings released on Sunday night.
Alabama and Florida State hold the top two spots in the first BCS standings of the season. Oregon was a close third behind second-place Florida State.
The Seminoles (.9348 BCS average) are coming off their biggest win of the season, a 51-14 victory at previously unbeaten Clemson.
The Ducks (.9320) have only played one team that was ranked at the time, but could get a boost in the next two weeks with games against UCLA and at Stanford.
Ohio State is a more distant fourth, followed by Missouri in the standings released Sunday night.
The top two teams in the final standings after the end of the regular season play in the Rose Bowl for the national title in January.