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U.S. Senator · South Dakota
John Thune
RepublicanMake your voice heard
Send John a physical postcard — printed on heavy cardstock and mailed by USPS First Class to Capitol Hill. It cannot be deleted or filtered like an email.
Send John a Postcard →Official Contact
Mailing Address
511 Dirksen Senate Office Building Washington DC 20510
Phone
202-224-2321Congressional offices receive tens of thousands of emails per week — filtered, sorted, and often mass-deleted. A postcard is a tangible object that must be physically handled by a staffer, proving you are a real constituent in their district. Learn more →