Federal Tri-State Congressional Delegation U.S. Senators - Iowa Senator Charles Grassley Senator Joni Ernst U.S. House of Representatives - Iowa Rep. Randy FeenstraIowa's 4th District Rep. Zachary NunnIowa's 3rd District Rep. Mariannette Miller-MeeksIowa's 2nd District Rep. Ashley HinsonIowa's 1st District U.S. Senators - Nebraska Senator Deb Fischer Senator Pete Ricketts U.S. House of Representatives - Nebraska Rep. Adrian SmithNebraska's 3rd District Rep. Don BaconNebraska's 2nd District Rep. Mike FloodNebraska's 1st District U.S. Senators - South Dakota Senator Mike Rounds Senator John Thune U.S. House of Representatives - South Dakota Rep. Dusty JohnsonSouth Dakota At Large
