| Twin Rivers to Oberkirch | 3,914.87 mi (6,300.37 km) |
| Twin Rivers to Obernburg am Main | 3,920.04 mi (6,308.69 km) |
| Twin Rivers to Obernkirchen | 3,850.47 mi (6,196.74 km) |
| Twin Rivers to Oberschleissheim | 4,066.96 mi (6,545.13 km) |
| Twin Rivers to Oberstdorf | 4,040.20 mi (6,502.07 km) |
| Twin Rivers to Obertraubling | 4,068.76 mi (6,548.04 km) |
| Twin Rivers to Obertshausen | 3,901.04 mi (6,278.12 km) |
| Twin Rivers to Oberursel | 3,886.80 mi (6,255.19 km) |
| Twin Rivers to Ochsenfurt | 3,963.00 mi (6,377.84 km) |
| Twin Rivers to Ochsenhausen | 4,005.91 mi (6,446.88 km) |
| Twin Rivers to Ochtrup | 3,776.93 mi (6,078.39 km) |
| Twin Rivers to Odenthal | 3,805.15 mi (6,123.80 km) |
| Twin Rivers to Oelde | 3,824.50 mi (6,154.94 km) |
| Twin Rivers to Oelsnitz | 4,023.61 mi (6,475.38 km) |
| Twin Rivers to Oer-Erkenschwick | 3,794.18 mi (6,106.14 km) |
