2008 NCAA Division I FBS football rankings Harris Interactive Poll Harris Interactive Poll

| Week_6_Oct_5 | Week_7_Oct_12 | Week_9_Oct_26 | Week_10_Nov_2 | Week_11_Nov_9 | Week_13_Nov_23 | Week_14_Nov_30 | Week_15_Final_Dec_7 |
|---|---|---|---|---|---|---|---|
| Kansas (4-1) | Kansas (5-1) | LSU (5-2) | BYU (8-1) | Michigan State (9-2) | Cincinnati (9-2) | Georgia Tech (9-3) | BYU (10-2) |
| Oklahoma State (5-0) | Virginia Tech (5-1) | Ball State (8-0) | Ball State (8-0) | North Carolina (7-2) | Oregon State (8-3) | BYU (10-2) | Georgia (9-3) |
| Virginia Tech (5-1) | Michigan State (6-1) | Florida State (6-1) | Michigan State (8-2) | TCU (9-2) | BYU (10-2) | Missouri (9-3) | Michigan State (9-3) |
| South Florida (5-1) | South Florida (5-1) | Tulsa (7-0) | North Carolina (6-2) | LSU (6-3) | Oregon (8-3) | Boston College (9-3) | Pittsburgh (9-3) |
| Auburn (4-2) | North Carolina (5-1) | Minnesota (7-1) | Georgia Tech (7-2) | Florida State (7-2) | Boston College (8-3) | Georgia (9-3) | Ball State (12-1) |