How To Write A Letter To Senator Or Congressman . Options include, “thank you for…” “i support the passage of…” “bill xyz should not be allowed to pass,” etc. The senator should be addressed as the honorable senator or hon. Letter To Congressman Template Samples Letter Cover Templates In Letter from www.pinterest.com Below is a sample letter sent to each of our colorado congressional representative and senators’ colorado office. It is impossible to provide one letter that would meet the needs of all students; Writing a concise letter saves the reader’s time, and puts your message across in an.