| 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 |
| Paul Sarbanes (D) - Maryland | Rick Santorum (R) - Pennsylvania | Ken Salazar (D) - Colorado |
| Pat Roberts (R) - Kansas | Harry Reid (D) - Nevada | Ben Nelson (D) - Nebraska |
| Bill Nelson (D) - Florida | Lisa Murkowski (R) - Alaska | Mitch McConnell (R) - Kentucky |
| John McCain (R) - Arizona | Mel Martinez (R) - Florida | Richard Lugar (R) - Indiana |
| Trent Lott (R) - Mississippi | Joseph Lieberman (I) - Connecticut | Frank Lautenberg (D) - New Jersey |
| Jon Kyl (R) - Arizona | John Kerry (D) - Massachusetts | 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 | John Ensign (R) - Nevada |
| Pete Domenici (R) - New Mexico | Elizabeth Dole (R) - North Carolina | 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 | Hillary Clinton (D) - New York |
| Saxby Chambliss (R) - Georgia | John Chafee (R) - Rhode Island | Richard Burr (R) - North Carolina |
| Conrad Burns (R) - Montana | Jim Bunning (R) - Kentucky | Sam Brownback (R) - Kansas |
| Christopher Bond (R) - Missouri | Joseph Biden (D) - Delaware | Robert Bennett (R) - Utah |
| Evan Bayh (D) - Indiana | George Allen (R) - Virginia | Wayne Allard (R) - Colorado |
| Lamar Alexander (R) - Tennessee | John Warner (R) - Virginia |
