| AK | Jr | Sen. Frank Murkowski (out of office) | | N |
| AK | Sr | Sen. Ted Stevens (out of office) | Republican | N |
| AL | Sr | Sen. Howell Heflin (out of office) | Democratic | N |
| AL | Sr | Sen. Richard Shelby | Republican | N |
| AR | Jr | Sen. David Pryor (out of office) | Democratic | N |
| AR | Sr | Sen. Dale Bumpers (out of office) | Democratic | N |
| AZ | Jr | Sen. Dennis DeConcini (out of office) | Democratic | N |
| AZ | Sr | Sen. John McCain III | Republican | N |
| CA | Jr | Sen. Barbara Boxer | Democratic | N |
| CA | Sr | Sen. Dianne Feinstein | Democratic | N |
| CO | Jr | Sen. Ben Campbell (out of office) | Democratic | N |
| CO | Sr | Sen. Hank Brown (out of office) | Republican | N |
| CT | Jr | Sen. Joseph Lieberman | Independent Democrat | N |
| CT | Sr | Sen. Christopher Dodd | Democratic | N |
| DE | Sr | Sen. Joseph Biden Jr. (out of office) | Democratic | N |
| DE | Sr | Sen. William Roth Jr. (out of office) | Republican | N |
| FL | Jr | Sen. Daniel Graham (out of office) | | N |
| FL | Jr | Sen. Connie Mack (out of office) | Republican | N |
| GA | Sr | Sen. Paul Coverdell (out of office) | Republican | N |
| GA | Sr | Sen. Sam Nunn (out of office) | Democratic | N |
| HI | Jr | Sen. Daniel Akaka Sr. | Democratic | Y |
| HI | Sr | Sen. Daniel Inouye | Democratic | Y |
| IA | Jr | Sen. Thomas Harkin | Democratic | Y |
| IA | Sr | Sen. Charles Grassley | Republican | N |
| ID | Jr | Sen. Dirk Kempthorne (out of office) | Republican | N |
| ID | Sr | Sen. Larry Craig (out of office) | Republican | N |
| IL | Jr | Sen. Carol Moseley Braun (out of office) | | Y |
| IL | Sr | Sen. Paul Simon (out of office) | Democratic | Y |
| IN | Jr | Sen. Daniel Coats (out of office) | Republican | N |
| IN | Sr | Sen. Richard Lugar | Republican | N |
| KS | Sr | Sen. Robert Dole (out of office) | Republican | N |
| KS | Sr | Sen. Nancy Landon Kassebaum (out of office) | Republican | N |
| KY | Sr | Sen. Wendell Ford (out of office) | Democratic | N |
| KY | Sr | Sen. Mitch McConnell | Republican | N |
| LA | Jr | Sen. John Breaux (out of office) | Democratic | N |
| LA | Sr | Sen. J. Bennett Johnston (out of office) | Democratic | N |
| MA | Sr | Sen. Edward Kennedy Sr. (out of office) | Democratic | Y |
| MA | Sr | Sen. John Kerry | Democratic | Y |
| MD | Sr | Sen. Barbara Mikulski | Democratic | N |
| MD | Sr | Sen. Paul Sarbanes (out of office) | Democratic | Y |
| ME | Jr | Sen. George Mitchell (out of office) | Democratic | Y |
| ME | Sr | Sen. William Cohen (out of office) | Republican | Y |
| MI | Jr | Sen. Donald Riegle Jr. (out of office) | Democratic | N |
| MI | Sr | Sen. Carl Levin | Democratic | Y |
| MN | Jr | Sen. Dave Durenberger (out of office) | Republican | Y |
| MN | Sr | Sen. Paul Wellstone (out of office) | Democratic/Farmer/Labor | Y |
| MO | Jr | Sen. John Danforth (out of office) | Republican | Y |
| MO | Sr | Sen. Christopher Bond | Republican | N |
| MS | Jr | Sen. Chester Lott Sr. (out of office) | Republican | N |
| MS | Sr | Sen. Thad Cochran | Republican | N |
| MT | Jr | Sen. Conrad Burns (out of office) | Republican | N |
| MT | Sr | Sen. Max Baucus | Democratic | N |
| NC | Jr | Sen. Duncan McLauchlin Faircloth (out of office) | Republican | N |
| NC | Sr | Sen. Jesse Helms (out of office) | Republican | N |
| ND | Jr | Sen. Byron Dorgan | Democratic-NPL | NV |
| ND | Sr | Sen. Kent Conrad | Democratic-NPL | N |
| NE | Sr | Sen. Jim Exon (out of office) | Democratic | N |
| NE | Sr | Sen. J. Robert Kerrey (out of office) | Democratic | N |
| NH | Sr | Sen. Judd Gregg | Republican | N |
| NH | Sr | Sen. Robert Smith (out of office) | Republican | N |
| NJ | Jr | Sen. Bill Bradley (out of office) | | N |
| NJ | Sr | Sen. Frank Lautenberg (out of office) | Democratic | Y |
| NM | Sr | Sen. Jeff Bingaman | Democratic | N |
| NM | Sr | Sen. Pete Domenici (out of office) | Republican | N |
| NV | Jr | Sen. Richard Bryan (out of office) | Democratic | N |
| NV | Sr | Sen. Harry Reid | Democratic | N |
| NY | Jr | Sen. Alfonse D'Amato (out of office) | Republican | N |
| NY | Sr | Sen. Daniel Patrick Moynihan (out of office) | Democratic | Y |
| OH | Jr | Sen. Howard Metzenbaum (out of office) | Democratic | Y |
| OH | Sr | Sen. John Glenn (out of office) | Democratic | Y |
| OK | Jr | Sen. David Boren (out of office) | | N |
| OK | Jr | Sen. Don Nickles (out of office) | | N |
| OR | Sr | Sen. Bob Packwood (out of office) | Republican | N |
| OR | Sr | Sen. Mark Hatfield (out of office) | Republican | Y |
| PA | Jr | Sen. Harris Wofford Jr. (out of office) | Democratic | N |
| PA | Sr | Sen. Arlen Specter | Democratic | N |
| RI | Sr | Sen. John Chafee (out of office) | Republican | Y |
| RI | Sr | Sen. Claiborne Pell (out of office) | Democratic | Y |
| SC | Jr | Sen. Ernest Hollings (out of office) | | N |
| SC | Sr | Sen. Strom Thurmond (out of office) | Republican | N |
| SD | Jr | Sen. Thomas Daschle (out of office) | | N |
| SD | Jr | Sen. Larry Pressler (out of office) | | N |
| TN | Jr | Sen. Harlan Mathews (out of office) | Democratic | N |
| TN | Jr | Sen. Jim Sasser (out of office) | Democratic | N |
| TX | Jr | Sen. William Phillip Gramm (out of office) | | N |
| TX | Sr | Sen. Kay Hutchison | Republican | N |
| UT | Jr | Sen. Robert Bennett | Republican | N |
| UT | Sr | Sen. Orrin Hatch | Republican | N |
| VA | Jr | Sen. Charles Robb (out of office) | Democratic | N |
| VA | Sr | Sen. John Warner (out of office) | Republican | N |
| VT | Jr | Sen. James Merrill Jeffords (out of office) | Independent | N |
| VT | Sr | Sen. Patrick Leahy | Democratic | Y |
| WA | Sr | Sen. Slade Gorton (out of office) | Republican | N |
| WA | Sr | Sen. Patty Murray | Democratic | Y |
| WI | Jr | Sen. Russell Feingold | Democratic | Y |
| WI | Sr | Sen. Herbert Kohl | Democratic | Y |
| WV | Jr | Sen. John Rockefeller IV | Democratic | N |
| WV | Sr | Sen. Robert Byrd | Democratic | N |
| WY | Jr | Sen. Malcolm Wallop (out of office) | Republican | N |
| WY | Sr | Sen. Alan Simpson (out of office) | Republican | N |