| | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! rowspan=2 | | George E. Danielson | | Democratic | 1970 | Incumbent re-elected. | rowspan=2 nowrap | |- | Chet Holifield | | Democratic | 1942 | | Incumbent retired.Democratic loss. |- ! | Charles H. Wilson | | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! | Glenn M. Anderson | | Democratic | 1968 | Incumbent re-elected. | nowrap | |- ! | Del M. Clawson | | Republican | 1963 | Incumbent re-elected. | nowrap | |- ! | Craig Hosmer | | Republican | 1952 | | Incumbent retired.New member elected.Democratic gain. | nowrap | |- ! | Victor Veysey | | Republican | 1970 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | George Brown Jr. | | Democratic | 19621970 1972 | Incumbent re-elected. | nowrap | |- ! | Jerry Pettis | | Republican | 1966 | Incumbent re-elected. | nowrap | |- ! | Richard T. Hanna | | Democratic | 1962 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | Charles E. Wiggins | | Republican | 1966 | Incumbent re-elected. | nowrap | |- ! | Andrew J. Hinshaw | | Republican | 1972 | Incumbent re-elected. | nowrap | |- ! | Bob Wilson | | Republican | 1952 | Incumbent re-elected. | nowrap | |- ! | Lionel Van Deerlin | | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! | Clair Burgener | | Republican | 1972 | Incumbent re-elected. | nowrap | |} Colorado |- ! | Patricia Schroeder | | Democratic | 1972 | Incumbent re-elected. | nowrap | |- ! | Donald G. Brotzman | | Republican | 19621964 1966 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Frank Evans | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | James Paul Johnson | | Republican | 1972 | Incumbent re-elected. | nowrap | |- ! | William L. Armstrong | | Republican | 1972 | Incumbent re-elected. | nowrap | |} Connecticut |- ! | William R. Cotter | | Democratic | 1970 | Incumbent re-elected. | nowrap | |- ! | Robert H. Steele | | Republican | 1970 | | Incumbent retired