| Dodge City to Orbetello | 5,413.36 mi (8,711.96 km) |
| Dodge City to Oria | 5,747.34 mi (9,249.45 km) |
| Dodge City to Oristano | 5,424.01 mi (8,729.10 km) |
| Dodge City to Orta Nova | 5,635.56 mi (9,069.56 km) |
| Dodge City to Orte | 5,457.19 mi (8,782.49 km) |
| Dodge City to Ortona | 5,538.12 mi (8,912.75 km) |
| Dodge City to Orvieto | 5,434.85 mi (8,746.54 km) |
| Dodge City to Orzinuovi | 5,231.95 mi (8,420.02 km) |
| Dodge City to Osimo | 5,450.93 mi (8,772.42 km) |
| Dodge City to Ospitaletto | 5,230.26 mi (8,417.29 km) |
| Dodge City to Ostuni | 5,734.06 mi (9,228.08 km) |
| Dodge City to Ottaviano | 5,611.96 mi (9,031.57 km) |
| Dodge City to Ovada | 5,217.07 mi (8,396.06 km) |
| Dodge City to Ozieri | 5,410.32 mi (8,707.06 km) |
| Dodge City to Paceco | 5,671.42 mi (9,127.27 km) |
