| A | B |
| Alabama | Richard Shelby(R) and Doug Jones (D) |
| Alaska | Lisa Murkowski(R) and Dan Sullivan(D) |
| Arizona | John McCain(R) and Jeff Flake(R) |
| Arkansas | John Boozman(R) and Tom Cotton(R) |
| California | Dianne Feinstein(D) and Barbara Boxer(D) |
| Colorado | Michael Bennet(D) and Cory Gardner(R) |
| Connecticut | Richard Blumenthal(D) and Chris Murphy(D) |
| Delaware | Tom Carper(D) and Chris Coons(D) |
| Florida | Bill Nelson(D) and Marco Rubio(R) |
| Georgia | Johnny Isakson(R) and David Perdue(R) |
| Hawaii | Brian Schatz(D) and Mazie Hirono(D) |
| Idaho | Mike Crapo(R) and Jim Risch(R) |
| Illinois | Dick Durbin(D) and Mark Kirk(R) |
| Indiana | Dan Coats(R) and Joe Donnelly(D) |
| Iowa | Chuck Grassley(R) and Joni Ernst(R) |
| Kansas | Pat Roberts(R) and Jerry Moran(R) |
| Kentucky | Mitch McConnell(R) and Rand Paul(R) |
| Louisiana | David Vitter(R) and Bill Cassidy(R) |
| Maine | Susan Collins(R) and Angus King(I) |
| Maryland | Barbara Mikulski(D) and Ben Cardin(D) |
| Massachusetts | Elizabeth Warren(D) and Ed Markey(D) |
| Michigan | Debbie Stabenow(D) and Gary Peters(D) |
| Minnesota | Amy Klobuchar(D) and Al Franken(D) |
| Mississippi | Thad Cochran(R) and Roger Wicker(R) |
| Missouri | Claire McCaskill(D) and Roy Blunt(R) |
| Montana | Jon Tester(D) and Steve Daines(R) |
| Nebraska | Deb Fischer(R) and Ben Sasse(D) |
| Nevada | Harry Reid(D) and Dean Heller(R) |
| New Hampshire | Jeanne Shaheen(D) and Kelly Ayotte(R) |
| New Jersey | Bob Mendez(D) and Cory Booker(D) |
| New Mexico | Tom Udall(D) and Martin Heinrich(D) |
| New York | Chuck Schumer(D) and Kirsten Gillibrand(D) |
| North Carolina | Richard Burr(R) and Thom Tillis(R) |
| North Dakota | Joe Hoeven(R) and Heidi Haitkamp(D) |
| Ohio | Sherrod Brown(D) and Rob Portman(R) |
| Oklahoma | Jim Inhofe(R) and James Lankford(R) |
| Oregon | Ron Wyden(D) and Jeff Merkley(D) |
| Pennsylvania | Bob Casey, Jr.(D) and Pat Toomey(R) |
| Rhode Island | Jack Reed(D) and Sheldon Whitehouse(D) |
| South Carolina | Lindsey Graham(R) and Tim Scott(R) |
| South Dakota | John Thune(R) and Mike Rounds(R) |
| Tennessee | Lamar Alexander(R) and Bob Corker(R) |
| Texas | John Cornyn(R) and Ted Cruz(R) |
| Utah | Orrin Hatch(R) and Mike Lee(R) |
| Vermont | Patrick Leahy(D) and Bernie Sanders(I) |
| Virginia | Mark Warner(D) and Tim Kaine(D) |
| Washington | Patty Murray(D) and Maria Cantwell(D) |
| West Virgina | Joe Manchin(D) and Shelley Moore Capito(R) |
| Wisconsin | Ron Johnson(R) and Tammy Baldwin(D) |
| Wyoming | Mike Enzi(R) and John Barrasso(R) |