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Who is my U.S. representative in CO-01?
Your U.S. Representative for Colorado’s 1st Congressional District (CO-01) is Diana DeGette (Democrat). ZipLook +1 CO-01 is centered on Denver and includes most of the city and county of Denver. Rep. DeGette has represented the district since 1997. Wikipedia Washington, D.C. office: 2111 Rayburn House Office Building Washington, DC 20515 Phone: (202) 225-4431 Congresswoman Diana DeGette If you’d like, I can also help you find your state legislators, senators, or local elected officials based on your address.
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Grade
Judge
accurate
Judge model claude-opus-4-8
The response correctly identifies Diana DeGette as the U.S. Representative for CO-01, matching the ground truth, and provides accurate supporting details.
Human
not reviewed
Final
accurate
Ground truth
representative: Diana DeGette
clerk.house.gov 100
as of 2026-07-07