Cities of United States starting with letter O Page 27
- Osborn Landing (Kosciusko County)
- Osborn Mills
- Osborne (Clayton County, Iowa)
- Osborne (Grant County)
- Osborne (Harford County)
- Osborne (Kanawha County)
- Osborne (Richmond County)
- Osborne (Shasta County)
- Osborne Apartments
- Osborne Corner
- Osborne Creek
- Osborne Fork
- Osborne Heights
- Osborne Knob
- Osborne Oaks
- Osborne Place
- Osborne Woods
- Osbornes Mills
- Osbornes Mills (Roane County)
- Osborns Ruins
- Osborns Store
- Osbornsville
- Osbornville
- Osburn (Rapides Parish)
- Osburn (Westmoreland County)
- Oscaloosa
- Oscar
- Oscar (Armstrong County)
- Oscar (Ballard County)
- Oscar (Bell County)
- Oscar (Greenbrier County)
- Oscar (Pointe Coupee Parish)
- Oscar (Texas County)
- Oscars Mobile Home Park
- Oscarville (Forsyth County, Georgia)
- Oscawana
- Oscawana (Hillsborough County)
- Oscawana Corners
- Osceola (Guilford County)
- Osceola (Hill County)
- Osceola (Hillsborough County)
- Osceola (Houghton County)
- Osceola (King County)
- Osceola (Kingsbury County)
- Osceola (Lewis County, New York)
- Osceola (Randolph County)
- Osceola (Seminole County)
- Osceola (Stark County)
- Osceola (Tangipahoa Parish)
- Osceola (Tensas Parish)