| Alabama | Richard Shelby | Jeff Sessions | |
| Alaska | Frank Murkowski,
Ted Stevens | | |
| Arizona | John McCain | Jon Kyl | |
| Arkansas | Timothy Hutchinson,
Blanche Lincoln | | |
| California | Barbara Boxer,
Dianne Feinstein | | |
| Colorado | Ben Campbell | Wayne Allard | |
| Connecticut | Chris Dodd,
Joseph Lieberman | | |
| Delaware | Joe Biden,
Tom Carper | | |
| Florida | Bob Graham,
Bill Nelson | | |
| Georgia | Max Cleland | Zell Miller | |
| Hawaii | Daniel Akaka,
Daniel Inouye | | |
| Idaho | Mike Crapo | Larry Craig | |
| Illinois | Dick Durbin,
Peter Fitzgerald | | |
| Indiana | Evan Bayh,
Richard Lugar | | |
| Iowa | Tom Harkin | Chuck Grassley | |
| Kansas | | Sam Brownback,
Pat Roberts | |
| Kentucky | | Jim Bunning,
Mitch McConnell | |
| Louisiana | John Breaux,
Mary Landrieu | | |
| Maine | Susan Collins,
Olympia Snowe | | |
| Maryland | Barbara Mikulski,
Paul Sarbanes | | |
| Massachusetts | Edward Kennedy,
John Kerry | | |
| Michigan | Carl Levin,
Debbie Stabenow | | |
| Minnesota | Mark Dayton,
Paul Wellstone | | |
| Mississippi | Thad Cochran | Trent Lott | |
| Missouri | Jean Carnahan | Kit Bond | |
| Montana | Max Baucus,
Conrad Burns | | |
| Nebraska | Ben Nelson | | Chuck Hagel |
| Nevada | Harry Reid | John Ensign | |
| New Hampshire | | Judd Gregg,
Robert Smith | |
| New Jersey | Jon Corzine,
Bob Torricelli | | |
| New Mexico | Jeff Bingaman,
Pete Domenici | | |
| New York | Hillary Clinton,
Chuck Schumer | | |
| North Carolina | John Edwards | Jesse Helms | |
| North Dakota | Kent Conrad,
Byron Dorgan | | |
| Ohio | Mike DeWine,
George Voinovich | | |
| Oklahoma | | James Inhofe,
Donald Nickles | |
| Oregon | Gordon Smith,
Ron Wyden | | |
| Pennsylvania | Arlen Specter | Rick Santorum | |
| Rhode Island | Lincoln Chafee,
Jack Reed | | |
| South Carolina | Fritz Hollings | Strom Thurmond | |
| South Dakota | Tom Daschle,
Tim Johnson | | |
| Tennessee | | Bill Frist,
Fred Thompson | |
| Texas | Kay Bailey Hutchison | Phil Gramm | |
| Utah | Bob Bennett | Orrin Hatch | |
| Vermont | James Jeffords,
Patrick Leahy | | |
| Virginia | George Allen,
John Warner | | |
| Washington | Maria Cantwell,
Patty Murray | | |
| West Virginia | Robert Byrd,
Jay Rockefeller | | |
| Wisconsin | Russ Feingold,
Herb Kohl | | |
| Wyoming | | Mike Enzi,
Craig Thomas | |