| Cottage Lake to Oberkirch | 5,146.40 mi (8,282.33 km) |
| Cottage Lake to Obernburg am Main | 5,095.18 mi (8,199.90 km) |
| Cottage Lake to Obernkirchen | 4,952.46 mi (7,970.21 km) |
| Cottage Lake to Oberschleissheim | 5,245.87 mi (8,442.41 km) |
| Cottage Lake to Oberstdorf | 5,265.66 mi (8,474.26 km) |
| Cottage Lake to Obertraubling | 5,216.72 mi (8,395.51 km) |
| Cottage Lake to Obertshausen | 5,074.64 mi (8,166.85 km) |
| Cottage Lake to Oberursel | 5,060.61 mi (8,144.27 km) |
| Cottage Lake to Ochsenfurt | 5,127.96 mi (8,252.65 km) |
| Cottage Lake to Ochsenhausen | 5,218.49 mi (8,398.34 km) |
| Cottage Lake to Ochtrup | 4,911.81 mi (7,904.79 km) |
| Cottage Lake to Odenthal | 4,977.77 mi (8,010.95 km) |
| Cottage Lake to Oelde | 4,955.63 mi (7,975.31 km) |
| Cottage Lake to Oelsnitz | 5,129.85 mi (8,255.69 km) |
| Cottage Lake to Oer-Erkenschwick | 4,945.75 mi (7,959.42 km) |
