nowrap | |- ! | Edward L. Taylor | | Republican | 1904 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Carl C. Anderson | | Democratic | 1908 | | Incumbent died.New member elected.Democratic hold. | nowrap | |- ! | William G. Sharp | | Democratic | 1900 | Incumbent re-elected. | nowrap | |- ! | George White | | Democratic | 1906 | Incumbent re-elected. | nowrap | |- ! | William B. Francis | | Democratic | 1910 | Incumbent re-elected. | nowrap | |- ! | William A. Ashbrook | | Democratic | 1906 | Incumbent re-elected. | nowrap | |- ! | John J. Whitacre | | Democratic | 1908 | Incumbent re-elected. | nowrap | |- ! | Ellsworth R. Bathrick | | Democratic | 1910 | Incumbent re-elected. | nowrap | |- ! | Paul Howland | | Republican | 1906 | | Incumbent lost re-election.New member elected.Democratic gain. | nowrap | |- ! | Robert J. Bulkley | | Democratic | 1910 | Incumbent re-elected. | nowrap | |} Oklahoma |- ! | Bird S. McGuire | | 1907 | Incumbent re-elected. | nowrap | |- ! | Dick T. Morgan | | 1908 | Incumbent re-elected. | nowrap | |- ! | James S. Davenport | | 1910 | Incumbent re-elected. | nowrap | |- ! | Charles D. Carter | | 1907 | Incumbent re-elected. | nowrap | |- ! | Scott Ferris | | 1907 | Incumbent re-elected. | nowrap | |- ! rowspan=3 | | colspan=3 | None | | New seat.New member elected.Democratic gain. | rowspan=3 nowrap | |- | colspan=3 | None | | New seat.New member elected.Democratic gain. |- | colspan=3 | None | | New seat.New member elected.Democratic gain. |} Oregon |- ! | Willis C. Hawley | | Republican | 1906 | Incumbent re-elected. | nowrap | |- ! | colspan=3 | NoneIncumbent redistricted | | Incumbent redistricted to the .New member elected.Republican hold. | nowrap | |- ! | Walter Lafferty | | Republican | 1910 | | Incumbent redistricted from the .Incumbent re-elected.Republican gain. | nowrap | |} Pennsylvania |- ! | William Scott Vare | | Republican | 1912 | Incumbent re-elected. | nowrap | |- ! | William S. Reyburn | | Republican | 1911 | | Incumbent withdrew from primary.New