Campbell, who became the first player in history to make the Tour Championship his first win on tour, took 14th this week, up 12 places from last week's ranking.
Tiger Woods, who needed to win the Tour Championship to have any shot at the money title, remained in first place for the 222nd consecutive week. Vijay Singh, who won his first money title, took second, followed by Ernie Els, Davis Love III and U.S. Open winner Jim Furyk.
Mike Weir, the Masters champion, stayed in sixth place while Retief Goosen, who took third at the Tour Championship, moved up one to No. 7. Kenny Perry also climbed one to eighth while David Toms dropped two to ninth.
Padraig Harrington once again rounded out the top-10.
Darren Clarke and Nick Price switched places this week with Clarke taking 11th and Price moving down to 12th. Phil Mickelson remained in 13th with Campbell coming in 14th. Stuart Appleby fell one to 15th.
Justin Leonard, Robert Allenby and Brad Faxon all slipped one spot this week. Fredrik Jacobson held on to 19th while K.J. Choi dropped two spots to 20th. Paul Casey left the top-20 this week as he came in 25th.
David Duval, the last player to be No. 1 before Woods and the 2001 British Open champion, left the top-200 this week. The slump that has plagued Duval for the last two years dropped him from No. 197 to No. 204 this week.