List of cities with the letter O 13 letters in the city name. Cities starting with the first letter O 13 letters in the name.
| Name of the city in O 13 letters | Country |
|---|---|
| Ordzhonikidze | City in Ukraine 13 letters on O |
| Ostermundigen | City in Switzerland 13 letters on O |
| Old Harbour Bay | City in Jamaica 13 letters on O |