| John Warner (R) - Virginia | George Voinovich (R) - Ohio | David Vitter (R) - Louisiana |
| John Thune (R) - South Dakota | Craig Thomas (R) - Wyoming | James Talent (R) - Missouri |
| Ted Stevens (R) - Alaska | Arlen Specter (R) - Pennsylvania | Olympia Snowe (R) - Maine |
| Gordon Smith (R) - Oregon | Richard Shelby (R) - Alabama | Jeff Sessions (R) - Alabama |
| Charles Schumer (D) - New York | Rick Santorum (R) - Pennsylvania | Pat Roberts (R) - Kansas |
| Ben Nelson (D) - Nebraska | Lisa Murkowski (R) - Alaska | Mitch McConnell (R) - Kentucky |
| John McCain (R) - Arizona | Mel Martinez (R) - Florida | Trent Lott (R) - Mississippi |
| Joseph Lieberman (I) - Connecticut | Mary Landrieu (D) - Louisiana | Jon Kyl (R) - Arizona |
| Herbert Kohl (D) - Wisconsin | Johnny Isakson (R) - Georgia | James Inhofe (R) - Oklahoma |
| Kay Bailey Hutchison (R) - Texas | Orrin Hatch (R) - Utah | Chuck Hagel (R) - Nebraska |
| Judd Gregg (R) - New Hampshire | Chuck Grassley (R) - Iowa | Lindsey Graham (R) - South Carolina |
| William Frist (R) - Tennessee | Michael Enzi (R) - Wyoming | John Ensign (R) - Nevada |
| Pete Domenici (R) - New Mexico | Elizabeth Dole (R) - North Carolina | Christopher Dodd (D) - Connecticut |
| Mike DeWine (R) - Ohio | Jim DeMint (R) - South Carolina | Mike Crapo (R) - Idaho |
| Larry Craig (R) - Idaho | John Cornyn (R) - Texas | Susan Collins (R) - Maine |
| Norm Coleman (R) - Minnesota | Thad Cochran (R) - Mississippi | Tom Coburn (R) - Oklahoma |
| Saxby Chambliss (R) - Georgia | John Chafee (R) - Rhode Island | Maria Cantwell (D) - Washington |
| Richard Burr (R) - North Carolina | Conrad Burns (R) - Montana | Jim Bunning (R) - Kentucky |
| Sam Brownback (R) - Kansas | Christopher Bond (R) - Missouri | Robert Bennett (R) - Utah |
| Evan Bayh (D) - Indiana | George Allen (R) - Virginia | Wayne Allard (R) - Colorado |
| Lamar Alexander (R) - Tennessee |
