City or town with O
- Orlando
- Oslo
- Ottawa
- Oakland
- Oxford
- Omaha
- Osaka
- Olympia
- Oldenburg
- Oklahoma city
- Orleans
- Oakville
- Oshawa
- Oldham
- Ocean City
- Publicité
- Okinawa
- Oswego
- Odessa
- Oviedo
- Oaxaca
- Ogden
- Oceanside
- Orville
- Oberhausen
- OMAN
- Orillia
- Odisha
- Oregon City
- ostrava
- Oban
- Oswestry
- Ocala
- Ozark
- Oroville
- Oberlin
- Oshkosh
- Omsk
- Oneonta
- Orange City
- Oran
- Ouagadougou
- Orangeburg
- Orono
- Offaly
- Oakdale
- Offenbach
- Ormskirk
- Oamaru
- Olathe
- Olney
- Opal
- OREGON
- Ossining
- Oak Park
- oakwood
- Opelika
- Oneida
- Oconomowoc
- Orion
- Owen sound
- Publicité
- Overton
- Orlando Florida
- Owatonna
- Owensboro
- Oahu
- Overland Park
- olbia
- Outer Banks
- Owen
- organ
- Oak Creek
- ottwa
- Oswald
- Osborne
- Orania
- Omen
- ONTARIO
- Oceana
- Ocean
- Okehampton
- ommen
- Olovo
- oyster bay
- Old Bridge
- Olivia
- Olean
- Oberon
- Otorohanga
- Odesa
- Otsego
- Orinda
- Olive
- Ostia
- Otley
- Orizaba
- ottoman
- Opotiki
- open
- Ohakune
- Oakleigh
Les mots dans la liste City or town with O proviennent des joueurs du jeu de mots Le Petit Bac.