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Who is my U.S. representative in IL-12?

Captured 2026-07-15 03:11:28 UTC Model ChatGPT Source page 
Your U.S. Representative for Illinois's 12th Congressional District (IL-12) is:

Mike Bost

Party: Republican

In office since: 2015

Residence: Murphysboro, Illinois

District: Covers much of southern Illinois, including communities such as Carbondale, Marion, Centralia, O'Fallon, and parts of the Metro East region. 
en.wikipedia.org
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If you'd like to contact his office or see recent legislation and constituent services, you can visit Rep. Mike Bost's official House website
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The response correctly identifies Mike Bost as the U.S. Representative for IL-12, matching the ground truth.

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Ground truth

representative: Mike Bost

clerk.house.gov 100 as of 2026-07-07

https://clerk.house.gov/xml/lists/MemberData.xml

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