- U.S. Board of Geographic Names files of the State Archivist, Library of Virginia,1
- U.S. Board of Geographic Names files of the Virginia State Archivist,1
- U.S. Forest Service, George Washington National Forest, Dry River District records3
- UR's 175th Anniversary Collection4
- USS Hyades Shipmates' Reunion Collection1
- USS West Virginia, Navy Uniform of Granville R. Williams1
- USS West Virginia, Records Regarding Bell, Clapper, and Mast1
- USS West Virginia, Scrapbook and Memorabilia1
- Union Baptist Church Records, Hopewell, Virginia1
- Unitarian Universalist Church of Norfolk Records107
- United Daughters of the Confederacy Williamsburg (Va.) records3
- United Daughters of the Confederacy, Dr. Harvy Black Chapter Records8
- United Daughters of the Confederacy, Turner Ashby Chapter Records2
- United Mine Workers of America, Health and Retirement Funds, Star City, WV, Administrative Records1
- United Nations Conferences on the Law of the Sea papers10