Cities of United States starting with letter O Page 30
- Otis (Duval County)
- Otis (Eddy County)
- Otis (Hillsborough County)
- Otis (LaPorte County)
- Otis (Lincoln County, Oregon)
- Otis (Lincoln County, Wisconsin)
- Otis (Linn County)
- Otis (Monroe County)
- Otis (Monroe County)
- Otis (New Madrid County)
- Otis (Rapides Parish)
- Otis Chalk
- Otis Motel and Trailer Court
- Otis Orchards
- Otis Wood Lanes
- Otisco
- Otisco (Clark County, Indiana)
- Otisco (Decatur County)
- Otisco (Onondaga County)
- Otisco Valley
- Otisfield Gore
- Otisville (Washington County)
- Otley
- Oto (Stone County)
- Otoe (Noble County, Oklahoma)
- Otowi
- Otranto (Charleston County)
- Otranto Hills
- Otsdawa
- Otsego (Columbia County, Wisconsin)
- Otsego (Muskingum County)
- Otsego (Wood County)
- Otsego (Wyoming County)
- Otsego Center
- Otsego Lake
- Otselic
- Otselic Center
- Ott
- Ott Town
- Ottanola
- Ottawa (Boone County, West Virginia)
- Ottawa (Clarke County, Iowa)
- Ottawa (Le Sueur County)
- Ottawa (Monroe County, Michigan)
- Ottawa (Montour County)
- Ottawa (Ottawa County)
- Ottawa (Polk County)
- Ottawa (Rockcastle County)
- Ottawa (Waukesha County)
- Ottawa Center