| Woonsocket to Oberkirch | 3,718.25 mi (5,983.95 km) |
| Woonsocket to Obernburg am Main | 3,723.47 mi (5,992.34 km) |
| Woonsocket to Obernkirchen | 3,654.34 mi (5,881.10 km) |
| Woonsocket to Oberschleissheim | 3,870.34 mi (6,228.71 km) |
| Woonsocket to Oberstdorf | 3,843.60 mi (6,185.67 km) |
| Woonsocket to Obertraubling | 3,872.20 mi (6,231.71 km) |
| Woonsocket to Obertshausen | 3,704.49 mi (5,961.79 km) |
| Woonsocket to Oberursel | 3,690.25 mi (5,938.88 km) |
| Woonsocket to Ochsenfurt | 3,766.44 mi (6,061.51 km) |
| Woonsocket to Ochsenhausen | 3,809.28 mi (6,130.45 km) |
| Woonsocket to Ochtrup | 3,580.66 mi (5,762.52 km) |
| Woonsocket to Odenthal | 3,608.66 mi (5,807.57 km) |
| Woonsocket to Oelde | 3,628.20 mi (5,839.02 km) |
| Woonsocket to Oelsnitz | 3,827.26 mi (6,159.38 km) |
| Woonsocket to Oer-Erkenschwick | 3,597.79 mi (5,790.09 km) |
