Rep. Sean Casten
U.S. Representative · U.S. House of Representatives · Democrat
Representative for Illinois's 6th district.
In office since January 3, 2019. Current term ends January 3, 2027.
Phones
Washington office
U.S. House of Representatives
2440 Rayburn House Office Building
Washington, DC 20515
2440 Rayburn House Office Building
Washington, DC 20515
Online
homepagecasten.house.gov
facebookfacebook.com/RepSeanCasten
instagraminstagram.com/repseancasten
Congress does not publish email addresses. To write to this office, use its official contact form or website.
Committees and subcommittees
Local offices
Glen EllynBuilding C, 800 Roosevelt Road, Suite 204
Glen Ellyn, IL 60137
Phone 630-520-9450
Glen Ellyn, IL 60137
Phone 630-520-9450
Oak ForestBuilding C, 15350 Oak Park Ave, 2nd Floor
Oak Forest, IL 60452
Oak Forest, IL 60452
From My Contact Base
Working with Casten's office?
Keep the people you deal with in government, and their staff, in one place your whole team shares: notes, follow-ups, groups and email, synced to every phone.
Source: congress-legislators (public domain). Official portrait. Last checked October 28, 2026. Official website ↗