City or town with O
- Orlando
- Oslo
- Ottawa
- Oakland
- Oxford
- Omaha
- Osaka
- Olympia
- Oldenburg
- Orleans
- Oklahoma city
- Oakville
- Oldham
- Oshawa
- Ocean City
- Okinawa
- Oswego
- Odessa
- Oviedo
- Oaxaca
- Ogden
- Oceanside
- Orville
- Oberhausen
- OMAN
- Orillia
- Odisha
- ostrava
- Oregon City
- Oban
- Ocala
- Oswestry
- Ozark
- Oberlin
- Oroville
- Oshkosh
- Omsk
- Oneonta
- Ouagadougou
- Oran
- Orange City
- Offenbach
- Orono
- Orangeburg
- Offaly
- Oakdale
- Oamaru
- Ormskirk
- Olathe
- Olney
- Opal
- OREGON
- Ossining
- oakwood
- Oconomowoc
- Opelika
- Oak Park
- Orlando Florida
- Oneida
- Owen sound
- Owatonna
- Overton
- Orion
- Owensboro
- olbia
- Overland Park
- Oahu
- Outer Banks
- organ
- Owen
- Omen
- ONTARIO
- Oceana
- Oak Creek
- Old Bridge
- Orania
- ottwa
- Osborne
- Oswald
- Okehampton
- ommen
- Ocean
- oyster bay
- Olovo
- Olive
- Otsego
- Orinda
- Olivia
- Olean
- Otorohanga
- Ostia
- Oberon
- Oakleigh
- Old town road
- Odesa
- OHIO
- Opotiki
- Ohakune
- Orizaba
- ottoman
A City or town with O listán szereplő szavak a Ország Város szójáték játékosaitól származnak.