Portland
- Battle of Portland
- Battle of Portland Harbor
- Cape Portland
- City of Portland (Victoria)
- City of Portland (train)
- Earl of Portland
- Fountain, Indiana
- Grand Theft Auto III
- HM Prison Portland
- Hyder, Alaska
- Isle of Portland
- Port Lands
- Portland (1875 tugboat)
- Portland (1947 tugboat)
- Portland (CDP), Connecticut
- Portland (community), Dodge County, Wisconsin
- Portland (film)
- Portland (restaurant)
- Portland (shipwreck)
- Portland (sidewheeler 1853)
- Portland (song)
- Portland (ward)
- Portland Canal
- Portland Club (London)
- Portland Club (Portland, Maine)
- Portland College
- Portland Communications
- Portland Estates, Nova Scotia
- Portland Formation
- Portland Gale
- Portland Gallery
- Portland Harbour
- Portland Hoffa
- Portland Inlet
- Portland Island (British Columbia)
- Portland Island (New Zealand)
- Portland Museum (disambiguation)
- Portland Parish
- Portland Point
- Portland Street
- Portland Township, Cerro Gordo County, Iowa
- Portland Township, Kossuth County, Iowa
- Portland Township, Michigan
- Portland Township, Plymouth County, Iowa
- Portland cement
- Portland sheep
- Portland stone
- Portland, Arkansas
- Portland, Connecticut
- Portland, County Tipperary
- Portland, Dodge County, Wisconsin
- Portland, Fremont County, Colorado
- Portland, Georgia
- Portland, Illinois (disambiguation)
- Portland, Indiana
- Portland, Iowa
- Portland, Kansas
- Portland, Kentucky
- Portland, Louisville
- Portland, Maine
- Portland, Michigan
- Portland, Missouri
- Portland, Mitchells Plain
- Portland, Monroe County, Wisconsin
- Portland, New South Wales
- Portland, New York
- Portland, New Zealand
- Portland, Newfoundland and Labrador
- Portland, North Dakota
- Portland, Ohio
- Portland, Ontario
- Portland, Oregon
- Portland, Ouray County, Colorado
- Portland, Pennsylvania
- Portland, Tennessee
- Portland, Texas
- Portland, Victoria
- Portlandia (disambiguation)