W. Smith | | Democratic | 1930 | | Incumbent lost renomination.New member elected.Republican gain. | nowrap | |- ! | W. Pat Jennings | | Democratic | 1954 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Joel Broyhill | | Republican | 1952 | Incumbent re-elected. | nowrap | |} Washington |- ! | Thomas Pelly | | Republican | 1952 | Incumbent re-elected. | nowrap | |- ! | Lloyd Meeds | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Julia Butler Hansen | | Democratic | 1960 | Incumbent re-elected. | nowrap | |- ! | Catherine Dean May | | Republican | 1958 | Incumbent re-elected. | nowrap | |- ! | Tom Foley | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Floyd Hicks | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Brock Adams | | Democratic | 1964 | Incumbent re-elected. | nowrap | |} West Virginia |- ! | Arch A. Moore Jr. | | Republican | 1956 | Incumbent re-elected. | nowrap | |- ! | Harley Orrin Staggers | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- ! | John M. Slack Jr. | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Ken Hechler | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | James Kee | | Democratic | 1964 | Incumbent re-elected. | nowrap | |} Wisconsin |- ! | Lynn E. Stalbaum | | Democratic | 1964 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Robert Kastenmeier | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Vernon Wallace Thomson | | Republican | 1960 | Incumbent re-elected. | nowrap | |- ! | Clement J. Zablocki | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- ! | Henry S. Reuss | | Democratic | 1954 | Incumbent re-elected. | nowrap | |- ! | John Abner Race | | Democratic | 1964 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Melvin Laird | | Republican | 1952 | Incumbent re-elected. | nowrap | |- ! | John W. Byrnes | | Republican | 1944