! | Kenneth Lamar Holland | | Democratic | 1974 | Incumbent re-elected. | nowrap | |- ! | John Jenrette | | Democratic | 1974 | Incumbent re-elected. | nowrap | |} South Dakota |- ! | Larry Pressler | | Republican | 1974 | Incumbent re-elected. | nowrap | |- ! | James Abdnor | | Republican | 1972 | Incumbent re-elected. | nowrap | |} Tennessee |- ! | Jimmy Quillen | | Republican | 1962 | Incumbent re-elected. | nowrap | |- ! | John Duncan Sr. | | Republican | 1964 | Incumbent re-elected. | nowrap | |- ! | Marilyn Lloyd | | Democratic | 1974 | Incumbent re-elected. | nowrap | |- ! | Joe L. Evins | | Democratic | 1946 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | Clifford Allen | | Democratic | 1975 | Incumbent re-elected. | nowrap | |- ! | Robin Beard | | Republican | 1972 | Incumbent re-elected. | nowrap | |- ! | Ed Jones | | Democratic | 1969 | Incumbent re-elected. | nowrap | |- ! | Harold Ford Sr. | | Democratic | 1974 | Incumbent re-elected. | nowrap | |} Texas |- ! | Sam B. Hall Jr. | | Democratic | 1976 | Incumbent re-elected. | nowrap | |- ! | Charlie Wilson | | Democratic | 1972 | Incumbent re-elected. | nowrap | |- ! | James M. Collins | | Republican | 1968 | Incumbent re-elected. | nowrap | |- ! | Ray Roberts | | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! | Alan Steelman | | Republican | 1974 | | Incumbent retired to run for U.S. senator.New member elected.Democratic gain. | nowrap | |- ! | Olin E. Teague | | Democratic | 1946 | Incumbent re-elected. | nowrap | |- ! | Bill Archer | | Republican | 1970 | Incumbent re-elected. | nowrap | |- ! | Robert C. Eckhardt | | Democratic | 1966 | Incumbent re-elected. | nowrap | |- ! | Jack Brooks | | Democratic | 1952 | Incumbent re-elected. | nowrap | |- ! | J. J. Pickle | | Democratic | 1963 | Incumbent re-elected. | nowrap | |- ! | William R. Poage | | Democratic | 1936 | Incumbent re-elected. | nowrap | |- !