Members of the public can contact U.S. senators by mail, email and telephone. The full list of senators' contact information including the standard mailing address and telephone number for contacting U.S. Senators, is located at Senate.gov.
Each individual U.S. senator's office address, telephone number and email information is listed on Senate.gov. Additionally, members of the public can send mail to any senator by addressing it to The Honorable (Name), United States Senate, Washington, D.C. 20510. The U.S. Capitol switchboard phone number is 202-224-3121. An operator directs calls made to this number to any member of Congress that the caller requests.