| U. S. Senator All 3877 precincts reporting Click here for Results by Parish | |||
| Michael Karlton Brown (N) | 0.79% | 9973 | |
| R. A. "Skip" Galan (N) | 0.59% | 7474 | |
| Milton Gordon (N) | 0.38% | 4810 | |
| Randall Todd Hayes (L) | 1.10% | 13957 | |
| Thomas G. "Tommy" LaFargue (O) | 0.32% | 4043 | |
| William Robert "Bob" Lang, Jr. (O) | 0.45% | 5734 | |
| William R. McShan (R) | 0.46% | 5879 | |
| "Charlie" Melancon (D) | 37.67% | 476572 | |
| Sam Houston Melton, Jr. (N) | 0.30% | 3780 | |
| Michael Lane "Mike" Spears (O) | 0.73% | 9190 | |
| David Vitter (R) | 56.55% | 715415 | |
| Ernest D. Wooton (O) | 0.65% | 8167 | |
| U. S. Representative -- 1st Congressional District All 493 precincts reporting Click here for Results by Parish | |||
| Myron Katz (D) | 19.19% | 38416 | |
| "Steve" Scalise (R) | 78.52% | 157182 | |
| Arden Wells (O) | 2.29% | 4578 | |
| U. S. Representative -- 2nd Congressional District All 431 precincts reporting Click here for Results by Parish | |||
| "Joseph" Cao (R) | 33.47% | 43378 | |
| Anthony Marquize (N) | 1.45% | 1876 | |
| "Jack" Radosta (N) | 0.50% | 645 | |
| Cedric Richmond (D) | 64.59% | 83705 | |
| U. S. Representative -- 3rd Congressional District All 534 precincts reporting Click here for Results by Parish | |||
| "Jeff" Landry (R) | 63.77% | 108963 | |
| Ravi Sangisetty (D) | 36.23% | 61914 | |
| U. S. Representative -- 4th Congressional District All 637 precincts reporting Click here for Results by Parish | |||
| Artis Cash (O) | 5.31% | 8962 | |
| John Fleming (R) | 62.34% | 105223 | |
| David Melville (D) | 32.35% | 54609 | |
| U. S. Representative -- 5th Congressional District All 749 precincts reporting Click here for Results by Parish | |||
| Rodney Alexander (R) | 78.57% | 122033 | |
| "Tom" Gibbs, Jr. (N) | 21.43% | 33279 | |
| U. S. Representative -- 6th Congressional District All 520 precincts reporting Click here for Results by Parish | |||
| William "Bill" Cassidy (R) | 65.63% | 138607 | |
| Merritt E. McDonald, Sr. (D) | 34.37% | 72577 | |