| Congressional Offices Going to Election Filing Closed 12/05/03 | Candidate | Inc. | Ballot Designation |
| 14th Congressional District-DEM | Anna Eshoo | X | Member of Congress |
| 14th Congressional District-REP | Chris Haugen | Teacher | |
| 14th Congressional District-LIB | Brian Holtz | Engineer/Author/Father | |
| 17th Congressional District-DEM | Sam Farr | X | United States Representative |
| 17th Congressional District-DEM | Art Dunn | Businessman | |
| 17th Congressional District-REP | Michael Morrison | City Councilman/Businessman | |
| 17th Congressional District-REP | Mark Risley | Executive/Business Owner | |
| 17th Congressional District-REP | Connor Vlakancic | Business Executive | |
| 17th Congressional District-GRE | Ray Glock-Grueneich | Paralegal | |
| 17th Congressional District-LIB | Joel Smolen | Registered Investment Advisor | |
| 17th Congressional District-P&F | Joe Williams | Bookseller | |
| 12/22/2003 8:08 |