Anyone searching for a list of all 100 United States senators can find it on the U.S. Senate's official website. The list includes the senator's name, address, phone number and a website contact form. It can be sorted by state, senator's name and party affiliation.
As of February 2015, the current senators are members of the 114th Congress, along with the members of the House of Representatives. The length of each senator's term is 6 years, and there is no limit to the number of terms a senator can serve. Residents of the U.S. can use the contact information provided to write to their senators about current issues and upcoming legislation.