Democratic | 1966 | Incumbent re-elected. | nowrap | |- ! | Robert E. Jones Jr. | | Democratic | 1947 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | John Hall Buchanan Jr. | | Republican | 1964 | Incumbent re-elected. | nowrap | |- ! | Walter Flowers | | Democratic | 1968 | Incumbent re-elected. | nowrap | |} Alaska |- ! | Don Young | | Republican | 1973 | Incumbent re-elected. | nowrap | |} Arizona |- ! | John Jacob Rhodes | | Republican | 1952 | Incumbent re-elected. | nowrap | |- ! | Mo Udall | | Democratic | 1961 | Incumbent re-elected. | nowrap | |- ! | Sam Steiger | | Republican | 1966 | | Incumbent retired to run for U.S. senator.New member elected.Democratic gain. | nowrap | |- ! | John Bertrand Conlan | | Republican | 1972 | | Incumbent retired to run for U.S. senator.New member elected.Republican hold. | nowrap | |} Arkansas |- ! | William Vollie Alexander Jr. | | Democratic | 1968 | Incumbent re-elected. | nowrap | |- ! | Wilbur Mills | | Democratic | 1938 | | Incumbent retired.New member elected.Democratic hold. | nowrap | |- ! | John Paul Hammerschmidt | | Republican | 1966 | Incumbent re-elected. | nowrap | |- ! | Ray Thornton | | Democratic | 1972 | Incumbent re-elected. | nowrap | |} California |- ! | Harold T. Johnson | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- ! | Donald H. Clausen | | Republican | 1963 | Incumbent re-elected. | nowrap | |- ! | John E. Moss | | Democratic | 1952 | Incumbent re-elected. | nowrap | |- ! | Robert L. Leggett | | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! | John L. Burton | | Democratic | 1974 | Incumbent re-elected. | nowrap | |- ! | Phillip Burton | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | George Miller | | Democratic | 1974 | Incumbent re-elected. | nowrap | |- ! | Ron Dellums | | Democratic | 1970 | Incumbent re-elected. | nowrap | |- ! | Pete Stark | | Democratic | 1972 | Incumbent re-elected. | nowrap | |- ! | Don Edwards | |