Pirnie (R), redistricted and retired, succeeded by Donald J. Mitchell (R) : John H. Terry (R), redistricted and retired, succeeded by William F. Walsh (R) : Charles R. Jonas (R), retired, succeeded by James G. Martin (R) : William Moore McCulloch (R), retired, succeeded by Tennyson Guyer (R) : Jackson Edward Betts (R), retired, succeeded by Walter E. Powell (R), who was redistricted : Frank T. Bow (R), retired, succeeded by Ralph Regula (R) : J. Irving Whalley (R), retired, succeeded by John P. Saylor (R), who was redistricted : William L. Scott (R), retired to run for U.S. senator, succeeded by Stanford Parris (R) : Thomas Pelly (R), retired, succeeded by Joel Pritchard (R) : John W. Byrnes (R), retired, succeeded by Harold Vernon Froehlich (R) Incumbents defeated Incumbents defeated in primary : George P. Miller (D) : John G. Schmitz (R) : Wayne Aspinall (D) : George Elliott Hagan (D) : Jack H. McDonald (R) : Walter S. Baring Jr. (D) : Cornelius Edward Gallagher (D) : Emanuel Celler (D) : James H. Scheuer (D) : James A. Byrne (D) : William Sheldrick Conover (R) : John L. McMillan (D) : James Kee (D) Incumbents defeated in general election : Mike McKevitt (R) : John S. Monagan (D) : Abner J. Mikva (D) : Andrew Jacobs Jr. (D) : Fred Schwengel (R) : John Henry Kyl (R) : Louise Day Hicks (D) : John G. Dow (D) : William Anderson (D) : Earle Cabell (D) : Graham B. Purcell Jr. (D) : Sherman P. Lloyd (R) : Alvin E. O'Konski (R) Alabama Alabama was reapportioned from 8 to 7 seats and eliminated the old , dividing it between the old 2nd and 4th and making compensating boundary changes elsewhere. |- ! | Jack Edwards | | Republican | 1964 | Incumbent re-elected. | nowrap | |- ! rowspan=2 | | William Louis Dickinson | | Republican | 1964 | Incumbent re-elected. | rowspan=2 nowrap | |- | Elizabeth B. Andrews | | Democratic | 1972 | | Incumbent retired.Democratic loss. |- ! | Bill Nichols | | Democratic | 1966 | Incumbent re-elected. | nowrap | |- ! | Tom Bevill | | Democratic | 1966 | Incumbent re-elected. | nowrap | |- ! | Robert E. Jones Jr. | | Democratic | 1947 | Incumbent re-elected. | nowrap | |- ! | John Hall Buchanan Jr. |