| John Sununu (R) - New Hampshire | Ted Stevens (R) - Alaska | Gordon Smith (R) - Oregon |
| Richard Shelby (R) - Alabama | Jeff Sessions (R) - Alabama | Rick Santorum (R) - Pennsylvania |
| Ken Salazar (D) - Colorado | Pat Roberts (R) - Kansas | Harry Reid (D) - Nevada |
| Mark Pryor (D) - Arkansas | 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 |
| Mary Landrieu (D) - Louisiana | Jon Kyl (R) - Arizona | Herbert Kohl (D) - Wisconsin |
| Tim Johnson (D) - South Dakota | Johnny Isakson (R) - Georgia | Daniel Inouye (D) - Hawaii |
| 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 | Byron Dorgan (D) - North Dakota | 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 |
| Kent Conrad (D) - North Dakota | Norm Coleman (R) - Minnesota | Thad Cochran (R) - Mississippi |
| Tom Coburn (R) - Oklahoma | Saxby Chambliss (R) - Georgia | Thomas Carper (D) - Delaware |
| Robert Byrd (D) - West Virginia | 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 | James Talent (R) - Missouri |
| Craig Thomas (R) - Wyoming | John Thune (R) - South Dakota | David Vitter (R) - Louisiana |
| George Voinovich (R) - Ohio | John Warner (R) - Virginia |
