| nowrap | |- ! | Arthur L. Miller | | Republican | 1942 | Incumbent re-elected. | nowrap | |} Nevada |- ! | Maurice J. Sullivan | | Democratic | 1942 | | Incumbent lost renomination.New member elected.Democratic hold. | nowrap | |} New Hampshire |- ! | Chester Earl Merrow | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | Foster Waterman Stearns | | Republican | 1938 | | Incumbent retired to run for U.S. Senator.New member elected.Republican hold. | nowrap | |} New Jersey |- ! | Charles A. Wolverton | | Republican | 1926 | Incumbent re-elected. | nowrap | |- ! | Elmer H. Wene | | Democratic | 1940 | | Incumbent retired to run for U.S. Senator.New member elected.Republican gain. | nowrap | |- ! | James C. Auchincloss | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | D. Lane Powers | | Republican | 1932 | Incumbent re-elected. | nowrap | |- ! | Charles A. Eaton | | Republican | 1924 | Incumbent re-elected. | nowrap | |- ! | Donald H. McLean | | Republican | 1932 | | Incumbent retired.New member elected.Republican hold. | nowrap | |- ! | J. Parnell Thomas | | Republican | 1936 | Incumbent re-elected. | nowrap | |- ! | Gordon Canfield | | Republican | 1940 | Incumbent re-elected. | nowrap | |- ! | Harry Lancaster Towe | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | Fred A. Hartley Jr. | | Republican | 1928 | Incumbent re-elected. | nowrap | |- ! | Frank Sundstrom | | Republican | 1942 | Incumbent re-elected. | nowrap | |- ! | Robert Kean | | Republican | 1938 | Incumbent re-elected. | nowrap | |- ! | Mary Teresa Norton | | Democratic | 1924 | Incumbent re-elected. | nowrap | |- ! | Edward J. Hart | | Democratic | 1934 | Incumbent re-elected. | nowrap | |} New Mexico |- ! | Clinton Anderson | | Democratic | 1940 | Incumbent re-elected. | rowspan=2 nowrap | |- ! | Antonio M. Fernández | | Democratic | 1942 | Incumbent re-elected. |} New York New York, after having used 2 at-large districts to avoid redistricting at the last reapportionment, redistricted into 45 districts for this