| Woonsocket to Orbetello | 4,048.36 mi (6,515.21 km) |
| Woonsocket to Oria | 4,400.99 mi (7,082.71 km) |
| Woonsocket to Oristano | 4,019.29 mi (6,468.42 km) |
| Woonsocket to Orta Nova | 4,285.62 mi (6,897.04 km) |
| Woonsocket to Orte | 4,099.17 mi (6,596.97 km) |
| Woonsocket to Ortona | 4,190.94 mi (6,744.67 km) |
| Woonsocket to Orvieto | 4,078.01 mi (6,562.92 km) |
| Woonsocket to Orzinuovi | 3,893.11 mi (6,265.36 km) |
| Woonsocket to Osimo | 4,110.66 mi (6,615.47 km) |
| Woonsocket to Ospitaletto | 3,894.06 mi (6,266.88 km) |
| Woonsocket to Ostuni | 4,389.81 mi (7,064.72 km) |
| Woonsocket to Ottaviano | 4,249.44 mi (6,838.82 km) |
| Woonsocket to Ovada | 3,862.20 mi (6,215.61 km) |
| Woonsocket to Ozieri | 4,014.27 mi (6,460.34 km) |
| Woonsocket to Paceco | 4,270.03 mi (6,871.95 km) |
