Browse Topics -> All Topics -> U
- U of O Museum of Natural and Cultural History
- U'Ren, William S.
- U.S. Army Corps of Engineers
- U.S. Coast Survey
- U.S. Fish and Wildlife Forensics Lab
- U.S. Forest Service
- U.S. General Land Office in Oregon, ca. 1850-1946
- U.S. Life-Saving Service in Oregon
- U.S.C.G.C. Coos Bay (WHEC-376)
- U.S.S. Astoria (CA-34)
- U.S.S. Astoria (CL-90)
- U.S.S. Eugene
- U.S.S. John Day River
- U.S.S. Mazama (AE-9)
- U.S.S. Oregon
- U.S.S. Oregon City (CA-122)
- U.S.S. Owyhee River
- U.S.S. Peacock
- U.S.S. Portland (CA-33)
- U.S.S. Portland (LSD-37)
- U.S.S. Sederstrom
- U.S.S. Snake River
- U.S.S. Umpqua
- Ueno, Hiroshi
- Ukiah
- Ullman, Al
- Umatilla
- Umatilla Army Depot
- Umatilla County
- Umatilla County Historical Society Museum
- Umatilla Indians
- Umatilla Museum & Historical Foundation
- Umatilla National Forest
- Umatilla National Wildlife Refuge
- Umatilla River
- Umpqua Bank
- Umpqua Community College
- Umpqua County
- Umpqua Discovery Center
- Umpqua Joe
- Umpqua National Forest
- Umpqua River
- Umpqua River Lighthouse & Coastal Visitor Center
- Umpqua Subagency
- Union
- Union County
- Union County Museum
- Union Creek and Union Peak
- Union Fishermen's Cooperative Packing Company
- Union Mill Company
- Union Pacific Railroad
- Union streetcar system
- United Bicycle Institute
- United States Exploring Expedition (1838-1842)
- Unity
- University Club of Portland
- University of Oregon
- University of Portland
- University of Portland Pilots women's soccer
- Unthank, DeNorval
- Untide Press
- Upper Klamath National Wildlife Refuge
- Upper Skagit
- Upper Umpquas
- Upton, Jay
- Urban Growth Boundary
- Usada, Yoko
- Utilla (Umatilla) Agency
- Uyesugi, Newton
