Edwin Minshall Jr. | | Republican | 1954 | Incumbent re-elected. | nowrap | |- | | Robert Taft Jr. | | Republican | 1962 | | Incumbent retired to run for U.S. Senator.New member elected.Democratic gain. | nowrap | |} Oklahoma |- | | Page Belcher | | Republican | 1950 | Incumbent re-elected. | nowrap | |- | | Ed Edmondson | | Democratic | 1952 | Incumbent re-elected. | nowrap | |- | | Carl Albert | | Democratic | 1946 | Incumbent re-elected. | nowrap | |- | | Tom Steed | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- | | John Jarman | | Democratic | 1950 | Incumbent re-elected. | nowrap | |- | | Victor Wickersham | | Democratic | 1960 | | Incumbent lost renomination.New member elected.Democratic hold. | nowrap | |} Oregon |- | | A. Walter Norblad | | Republican | 1946 | | Died in officeRepublican hold. | nowrap | |- | | Al Ullman | | Democratic | 1956 | Incumbent re-elected. | nowrap | |- | | Edith Green | | Democratic | 1954 | Incumbent re-elected. | nowrap | |- | | Robert B. Duncan | | Democratic | 1962 | Incumbent re-elected. | nowrap | |} Pennsylvania |- | | William A. Barrett | | Democratic | 19441946 1948 | Incumbent re-elected. | nowrap | |- | | Robert N. C. Nix Sr. | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- | | James A. Byrne | | Democratic | 1952 | Incumbent re-elected. | nowrap | |- | | Herman Toll | | Democratic | 1958 | Incumbent re-elected. | nowrap | |- | | William J. Green III | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- | | George M. Rhodes | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- | | William H. Milliken Jr. | | Republican | 1958 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- | | Willard S. Curtin | | Republican | 1956 | Incumbent re-elected. | nowrap | |- | | Paul B. Dague | | Republican | 1946 | Incumbent re-elected. | nowrap | |- | | Joseph M. McDade | | Republican | 1962 | Incumbent re-elected. | nowrap | |- | | Dan Flood |