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Who is my U.S. representative in CA-10?
AI Overview Your U.S. representative for California's 10th Congressional District is Mark DeSaulnier (D). You can view his contact information, send him a message, or find office locations on the Congressman Mark DeSaulnier official website. GovTrack.us To confirm your representative using your specific address or ZIP code, you can use the U.S. House of Representatives lookup tool. 1 site California's 10 th Congressional District - GovTrack.us Each state elects two senators to the United States Senate for staggered 6-year terms. Senators represent the entire state. Califo... GovTrack.us Show all AI responses may include mistakes. Learn more
Cited sources
Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Mark DeSaulnier (D) as the U.S. representative for CA-10, matching the ground truth.
Human
not reviewed
Final
accurate
Ground truth
representative: Mark DeSaulnier
clerk.house.gov 100
as of 2026-07-07