| Joplin to Orbetello | 5,228.92 mi (8,415.14 km) |
| Joplin to Oria | 5,570.47 mi (8,964.81 km) |
| Joplin to Oristano | 5,225.82 mi (8,410.15 km) |
| Joplin to Orta Nova | 5,457.04 mi (8,782.26 km) |
| Joplin to Orte | 5,275.25 mi (8,489.70 km) |
| Joplin to Ortona | 5,360.10 mi (8,626.24 km) |
| Joplin to Orvieto | 5,253.21 mi (8,454.22 km) |
| Joplin to Orzinuovi | 5,055.24 mi (8,135.63 km) |
| Joplin to Osimo | 5,274.76 mi (8,488.91 km) |
| Joplin to Ospitaletto | 5,054.38 mi (8,134.24 km) |
| Joplin to Ostuni | 5,557.83 mi (8,944.47 km) |
| Joplin to Ottaviano | 5,429.15 mi (8,737.37 km) |
| Joplin to Ovada | 5,035.14 mi (8,103.28 km) |
| Joplin to Ozieri | 5,215.19 mi (8,393.04 km) |
| Joplin to Paceco | 5,475.24 mi (8,811.55 km) |
