With links that make it easy to contribute to Democrats running for Senate in 2018.
| State | Democrat | Republican |
|---|---|---|
| Arizona | Kyrsten Sinema | Martha McSally |
| California | Diane Feinstein | Kevin de Leon |
| Connecticut | Chris Murphy | Matthew Corey |
| Delaware | Tom Carper | Rober Arlett |
| Florida | Bill Nelson | Rick Scott |
| Hawaii | Mazie Hirono | Ron Curtis |
| Indiana | Joe Donnelly | Mike Braun |
| Maine | Angus King (Ind) | Eric Brakey |
| Maryland | Ben Cardin | Tony Campbell |
| Massachusetts | Elizabeth Warren | Geoff Diehl |
| Michigan | Debbie Stabenow | John James |
| Minnesota | Amy Klobuchar | Jim Newberger |
| Minnesota (special) | Tina Smith | Karin Housley |
| Mississippi | David Baria | Roger Wicker |
| Missouri | Claire McCaskill | Josh Hawley |
| Montana | Jon Tester | Matt Rosendale |
| Nebraska | Jane Raybould | Deb Fischer |
| Nevada | Jacky Rosen | Dean Heller |
| New Jersey | Bob Menendez | Bob Hugin |
| New Mexico | Martin Heinrich | Mick Rich |
| New York | Kirsten Gillibrand | Chele Chiavacci Farley |
| North Dakota | Heidi Heitkamp | Kevin Cramer |
| Ohio | Sherrod Brown | Jim Renacci |
| Pennsylvania | Bob Casey Jr | Lou Barletta |
| Rhode Island | Sheldon Whitehouse | Robert Flanders |
| Tennessee | Phil Bredesen | Marsha Blackburn |
| Texas | Beto O'Rourke | Ted Cruz |
| Utah | Jenny Wilson | Mitt Romney |
| Vermont | Bernie Sanders (Ind) | Lawrence Zupan |
| Virginia | Tim Kaine | Corey Stewart |
| Washington | Maria Cantwell | Susan Hutchison |
| West Virginia | Joe Manchin | Patrick Morrisey |
| Wisconsin | Tammy Baldwin | Leah Vukmir |
| Wyoming | Gary Trauner | John Barrasso |