Incumbent re-elected. | nowrap | |- ! | William L. Hungate | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Paul C. Jones | | Democratic | 1948 | Incumbent re-elected. | nowrap | |} Montana |- ! | Arnold Olsen | | Democratic | 1960 | Incumbent re-elected. | nowrap | |- ! | James F. Battin | | Republican | 1960 | Incumbent re-elected. | nowrap | |} Nebraska |- ! | Clair Armstrong Callan | | Democratic | 1964 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | Glenn Cunningham | | Republican | 1956 | Incumbent re-elected. | nowrap | |- ! | David Martin | | Republican | 1960 | Incumbent re-elected. | nowrap | |} Nevada |- ! | Walter S. Baring Jr. | | Democratic | 19481952 1956 | Incumbent re-elected. | nowrap | |} New Hampshire |- ! | Joseph Oliva Huot | | Democratic | 1964 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | James Colgate Cleveland | | Republican | 1962 | Incumbent re-elected. | nowrap | |} New Jersey |- ! | colspan=3 | None (District created) | | New seat.New member elected.Republican gain. | nowrap | |- ! | Thomas C. McGrath Jr. | | Democratic | 1964 | | Incumbent lost re-election.New member elected.Republican gain. | nowrap | |- ! | James J. Howard | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Frank Thompson | | Democratic | 1954 | Incumbent re-elected. | nowrap | |- ! | Peter Frelinghuysen Jr. | | Republican | 1952 | Incumbent re-elected. | nowrap | |- ! | William T. Cahill | | Republican | 1958 | Incumbent re-elected. | nowrap | |- ! | William B. Widnall | | Republican | 1950 | Incumbent re-elected. | nowrap | |- ! | Charles Samuel Joelson | | Democratic | 1960 | Incumbent re-elected. | nowrap | |- ! | Henry Helstoski | | Democratic | 1964 | Incumbent re-elected. | nowrap | |- ! | Peter W. Rodino | | Democratic | 1948 | Incumbent re-elected. | nowrap | |- ! | Joseph Minish | | Democratic | 1962 | Incumbent re-elected. | nowrap | |- ! rowspan=2 | | Florence P. Dwyer | | Republican | 1956