How to Contact Wisconsin Senator Ron Johnson

Reaching out to your elected officials is an important part of civic engagement.

Jan. 31, 2026 at 11:07am

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Wisconsin voters re-elected Ron Johnson, a Republican, to a third term in the U.S. Senate in November 2022. Johnson, who previously ran a manufacturing business in Oshkosh for 30 years, can be reached at several offices across the state as well as in Washington, D.C. Constituents can contact Johnson by phone, mail, or through his website to voice their opinions and concerns.

Why it matters

Contacting elected representatives is a key way for citizens to make their voices heard and influence the decisions made by their government. As one of Wisconsin's two U.S. Senators, Ron Johnson plays an important role in shaping federal policy that impacts the state and its residents.

The details

Johnson and his staff can be reached at the following phone numbers: 608-240-9629 (Madison), 920-230-7250 (Oshkosh), 414-276-7282 (Milwaukee), or 202-224-5323 (Washington, D.C.). His mailing address for a paper letter is 328 Hart Senate Office Building, Washington, D.C., 20510. Constituents can also email Johnson through his website or request a meeting with the senator.

  • Ron Johnson was re-elected to the U.S. Senate in November 2022 for a third, six-year term.

The players

Ron Johnson

A Republican U.S. Senator from Wisconsin who was first elected in 2010 and recently won re-election in 2022 for a third term. He previously ran a manufacturing business in Oshkosh for 30 years.

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The takeaway

Contacting elected representatives like Senator Ron Johnson is an important way for Wisconsin constituents to make their voices heard and influence the decisions made in Washington, D.C. that impact the state and its residents.