United States Cities Starting with O

Cities in the United States with population greater than 10,000 starting with the letter $O.

City 2021 Population State
Oklahoma City669,347Oklahoma
Omaha479,978Nebraska
Oakland440,981California
Orlando290,520Florida
Oxnard208,101California
Overland Park201,034Kansas
Ontario193,594California
Oceanside175,710California
Olathe142,119Kansas
Orange137,109California
Odessa129,928Texas
Orem98,624Utah
O'Fallon89,291Missouri
Ogden88,915Utah
Oshkosh67,408Wisconsin
Ocala61,810Florida
Owensboro60,903Kentucky
Orland Park57,213Illinois
Oak Lawn54,206Illinois
Olympia53,630Washington
Oak Park52,797Illinois
Ocoee49,231Florida
Oro Valley47,502Arizona
Oakland Park45,170Florida
Ormond Beach44,591Florida
Oakley43,387California
Oviedo42,436Florida
Odenton41,846Maryland
Olive Branch40,382Mississippi
Oswego38,390Illinois
Oregon City37,769Oregon
Owasso37,547Oklahoma
Oakton36,997Virginia
Oakville36,407Missouri
Oak Creek36,163Wisconsin
Olney35,191Maryland
Owings Mills35,081Maryland
Orangevale34,824California
Oildale34,763California
Opelika31,472Alabama
Orcutt31,118California
Oceanside30,604New York
O'Fallon29,635Illinois
Oak Ridge29,384Tennessee
Oak Park29,141Michigan
Oxford28,996Mississippi
Oakleaf Plantation28,237Florida
Oakdale27,823Minnesota
Oak Forest26,797Illinois
Owatonna25,662Minnesota
Ossining24,454New York
Orchards24,335Washington
Ottumwa24,274Iowa
Okemos24,141Michigan
Oak Ridge24,004Florida
Oakdale23,998California
Oak Harbor23,975Washington
Oroville23,951California
Oxford23,588Ohio
Old Bridge23,545New Jersey
Oxford21,075Alabama
Ozark21,060Missouri
Oregon20,343Ohio
Orinda20,136California
Old Jamestown19,777Missouri
Otsego19,691Minnesota
Onalaska19,483Wisconsin
Oxon Hill18,080Maryland
Ottawa17,951Illinois
Ocean Springs17,900Mississippi
Oak Grove17,872Oregon
Orange17,500Texas
Ocean Acres17,333New Jersey
Oconomowoc17,299Wisconsin
Oswego17,042New York
Ojus16,417Florida
Opelousas15,547Louisiana
Oldsmar15,527Florida
Opa-locka15,523Florida
Overland15,425Missouri
Ocean Pointe14,989Hawaii
Owosso14,373Michigan
Ozark14,194Alabama
Oatfield14,060Oregon
Olympia Heights13,958Florida
Orange13,934Connecticut
Oak Park13,853California
Oneonta13,765New York
Olivehurst13,464California
Olean13,161New York
Oakland12,846New Jersey
Orange City12,685Florida
Ocean Pines12,499Maryland
Orangeburg12,402South Carolina
Oak Hills12,308Oregon
Ottawa12,216Kansas
Overlea12,195Maryland
Okmulgee11,735Oklahoma
Oskaloosa11,622Iowa
Ontario10,972Oregon
Ocean City10,859New Jersey
Oak Grove10,835South Carolina
Oneida10,788New York
Oregon10,695Wisconsin
Oak Hills10,444California
Orange Cove10,247California
Ogdensburg10,186New York