This is the most recent Congress with a Republican senator from Hawaii, Hiram Fong, and Democratic senators from Utah and Wyoming, Frank Moss and Gale W. McGee.

The apportionment of seats in this House of Representatives was based on the 1970 United States census.

The Democrats not only maintained their majorities in the House and Senate, but would increase their numbers to supermajority status in both chambers.

Total seats with changes: 8 Lists of committees and their party leaders for members of the House and Senate committees can be found through the Official Congressional Directory at the bottom of this article.

The directory after the pages of terms of service lists committees of the Senate, House (Standing with Subcommittees, Select and Special) and Joint and, after that, House/Senate committee assignments.