2008 NCAA Football Rankings - Week 6 (Oct. 5)
| AP Top 25 |
| 1. Oklahoma (51) 5-0 1,608 |
| 2. Alabama (13) 6-0 1,537 |
| 3. Missouri (1) 5-0 1,487 |
| 4. LSU 4-0 1,444 |
| 5. Texas 5-0 1,374 |
| 6. Penn State 6-0 1,287 |
| 7. Texas Tech 5-0 1,163 |
| 8. USC 3-1 1,137 |
| 9. Brigham Young 5-0 1,103 |
| 10. Georgia 4-1 1,014 |
| 11. Florida 4-1 977 |
| 12. Ohio State 5-1 931 |
| 13. Vanderbilt 5-0 833 |
| 14. Utah 6-0 815 |
| 15. Boise State 4-0 677 |
| 16. Kansas 4-1 623 |
| 17. Oklahoma State 5-0 565 |
| 18. Virginia Tech 5-1 485 |
| 19. South Florida 5-1 392 |
| 20. Auburn 4-2 236 |
| 21. Wake Forest 3-1 205 |
| 22. North Carolina 4-1 196 |
| 23. Michigan State 5-1 161 |
| 24. Pittsburgh 4-1 121 |
| 25. Ball State 6-0 97 |
Others Receiving Votes Wisconsin 96, Tulsa 85, Illinois 81, California 80, Northwestern 78, TCU 70, Georgia Tech 59, Kentucky 49, Florida State 36, Notre Dame 6, Fresno State 5, Arizona 5, Oregon 4, Boston College 3.Dropped From Rankings Wisconsin 18, Fresno State 22, Oregon 23, Connecticut 24. |
| Complete Rankings |
| USA Today Poll |
| 1. Oklahoma (60) 5-0 1,524 |
| 2. Missouri 5-0 1,404 |
| 3. LSU (1) 4-0 1,398 |
| 4. Alabama 6-0 1,339 |
| 5. Texas 5-0 1,305 |
| 6. Penn State 6-0 1,203 |
| 7. Texas Tech 5-0 1,101 |
| 8. Brigham Young 5-0 1,086 |
| 9. USC 3-1 1,055 |
| 10. Georgia 4-1 937 |
| 11. Ohio State 5-1 893 |
| 12. Florida 4-1 883 |
| 13. Utah 6-0 793 |
| 14. Vanderbilt 5-0 704 |
| 15. Kansas 4-1 667 |
| 16. Boise State 4-0 624 |
| 17. Oklahoma State 5-0 523 |
| 18. Virginia Tech 5-1 393 |
| 19. Michigan State 5-1 273 |
| 20. South Florida 5-1 267 |
| 21. Wake Forest 3-1 247 |
| 22. Northwestern 5-0 231 |
| 23. Auburn 4-2 121 |
| 24. Wisconsin 3-2 105 |
| 25. California 4-1 98 |
Others Receiving Votes North Carolina 88, TCU 84, Tulsa 76, Ball State 75, Florida State 61, Georgia Tech 56, Kentucky 51, Pittsburgh 32, Illinois 25, Fresno State 19, Cincinnati 18, Arizona 16, Oregon 15, Notre Dame 11, Connecticut 8, Maryland 7, Boston College 6, Duke 1, Minnesota 1, South Carolina 1.Dropped From Rankings Oregon 20, Fresno State 21, Connecticut 23. |
| Complete Rankings |
| ESPN.com's Power Rankings |
| 1. Oklahoma (14) 5-0 374 |
| 2. Alabama (1) 6-0 348 |
| 3. Missouri 5-0 348 |
| 4. LSU 4-0 339 |
| 5. Texas 5-0 310 |
| 6. Penn State 6-0 302 |
| 7. USC 3-1 269 |
| 8. Texas Tech 5-0 261 |
| 9. Brigham Young 5-0 260 |
| 10. Georgia 4-1 243 |
| 11. Florida 4-1 211 |
| 12. Ohio State 5-1 211 |
| 13. Vanderbilt 5-0 188 |
| 14. Utah 6-0 180 |
| 15. Boise State 4-0 160 |
| 16. Oklahoma State 5-0 137 |
| 17. Virginia Tech 5-1 112 |
| 18. Kansas 4-1 88 |
| 19. South Florida 5-1 80 |
| 20. North Carolina 4-1 59 |
| 21. Auburn 4-2 53 |
| 22. Wake Forest 3-1 47 |
| 23. California 4-1 42 |
| 24. Michigan State 5-1 40 |
| 25. Pittsburgh 4-1 34 |
OTHERS RECEIVING VOTES Wisconsin(33), Illinois(32), Ball State(23), Georgia Tech(23), Northwestern(16), Tulsa(16), Florida State(13), TCU(7), West Virginia(6), Kentucky(5), Arizona(3), Clemson(2) |
| Complete Rankings |
| ESPNU Allstate Standings (Fan poll) |
| 1. Oklahoma 5-1 |
| 2. Alabama 6-0 |
| 3. Missouri 5-1 |
| 4. LSU 4-1 |
| 5. Texas 6-0 |
| 6. Penn State 7-0 |
| 7. Texas Tech 6-0 |
| 8. USC 4-1 |
| 9. Georgia 5-1 |
| 10. Brigham Young 6-0 |
| 11. Florida 5-1 |
| 12. Vanderbilt 5-1 |
| 13. Ohio State 6-1 |
| 14. Utah 7-0 |
| 15. Boise State 5-0 |
| 16. Oklahoma State 6-0 |
| 17. Kansas 5-1 |
| 18. Virginia Tech 5-1 |
| 19. South Florida 5-1 |
| 20. Auburn 4-3 |
| 21. Michigan State 6-1 |
| 22. North Carolina 5-1 |
| 23. Wake Forest 4-1 |
| 24. Ball State 7-0 |
| 25. Pittsburgh 4-1 |
Others Receiving Votes Wisconsin, Northwestern, Kentucky, Tulsa, Illinois. |
| Complete Poll Results |





