Foreign City with O
- Ottawa
- Oxford
- Omaha
- Odessa
- Oakland
- Orleans
- Ouagadougou
- Oaxaca
- Olympus
- Oberhausen
- OSAKA
- Okayama
- Oviedo
- Oxaca
- Oldenburg
- ONTARIO
- Oshawa
The words in the list Foreign City with O come from players of the word game City, Country, River.