| Dakota Ridge to Oberkirch | 5,108.30 mi (8,221.02 km) |
| Dakota Ridge to Obernburg am Main | 5,082.12 mi (8,178.89 km) |
| Dakota Ridge to Obernkirchen | 4,967.78 mi (7,994.86 km) |
| Dakota Ridge to Oberschleissheim | 5,237.42 mi (8,428.82 km) |
| Dakota Ridge to Oberstdorf | 5,235.45 mi (8,425.65 km) |
| Dakota Ridge to Obertraubling | 5,221.93 mi (8,403.89 km) |
| Dakota Ridge to Obertshausen | 5,061.43 mi (8,145.58 km) |
| Dakota Ridge to Oberursel | 5,046.68 mi (8,121.85 km) |
| Dakota Ridge to Ochsenfurt | 5,121.21 mi (8,241.79 km) |
| Dakota Ridge to Ochsenhausen | 5,192.60 mi (8,356.69 km) |
| Dakota Ridge to Ochtrup | 4,909.72 mi (7,901.43 km) |
| Dakota Ridge to Odenthal | 4,960.74 mi (7,983.54 km) |
| Dakota Ridge to Oelde | 4,957.33 mi (7,978.04 km) |
| Dakota Ridge to Oelsnitz | 5,151.18 mi (8,290.02 km) |
| Dakota Ridge to Oer-Erkenschwick | 4,937.30 mi (7,945.82 km) |
