| Alabama | Jeff Sessions,
Richard Shelby | | |
| Alaska | | | Lisa Murkowski,
Ted Stevens |
| Arizona | Jon Kyl,
John McCain | | |
| Arkansas | Blanche Lincoln,
Mark Pryor | | |
| California | Barbara Boxer,
Dianne Feinstein | | |
| Colorado | Wayne Allard | | Ben Campbell |
| Connecticut | Chris Dodd | | Joseph Lieberman |
| Delaware | Tom Carper | | Joe Biden |
| Florida | Bob Graham,
Bill Nelson | | |
| Georgia | Saxby Chambliss,
Zell Miller | | |
| Hawaii | Daniel Akaka | | Daniel Inouye |
| Idaho | Larry Craig,
Mike Crapo | | |
| Illinois | Dick Durbin,
Peter Fitzgerald | | |
| Indiana | Evan Bayh,
Richard Lugar | | |
| Iowa | Chuck Grassley,
Tom Harkin | | |
| 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 | Norm Coleman,
Mark Dayton | | |
| Mississippi | Thad Cochran,
Trent Lott | | |
| Missouri | Kit Bond | | Jim Talent |
| Montana | Max Baucus,
Conrad Burns | | |
| Nebraska | Chuck Hagel,
Ben Nelson | | |
| Nevada | John Ensign,
Harry Reid | | |
| New Hampshire | Judd Gregg,
John Sununu | | |
| New Jersey | Jon Corzine,
Frank Lautenberg | | |
| New Mexico | Jeff Bingaman,
Pete Domenici | | |
| New York | Chuck Schumer | Hillary Clinton | |
| North Carolina | Liddy Dole | | John Edwards |
| North Dakota | Kent Conrad,
Byron Dorgan | | |
| Ohio | Mike DeWine,
George Voinovich | | |
| Oklahoma | James Inhofe,
Donald Nickles | | |
| Oregon | Ron Wyden | | Gordon Smith |
| Pennsylvania | Rick Santorum,
Arlen Specter | | |
| Rhode Island | Lincoln Chafee,
Jack Reed | | |
| South Carolina | Lindsey Graham,
Fritz Hollings | | |
| South Dakota | Tom Daschle,
Tim Johnson | | |
| Tennessee | Lamar Alexander,
Bill Frist | | |
| Texas | John Cornyn,
Kay Bailey Hutchison | | |
| 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 | | |