| Lake Tapps to Oberkirch | 5,179.06 mi (8,334.89 km) |
| Lake Tapps to Obernburg am Main | 5,128.17 mi (8,252.99 km) |
| Lake Tapps to Obernkirchen | 4,985.77 mi (8,023.82 km) |
| Lake Tapps to Oberschleissheim | 5,279.00 mi (8,495.72 km) |
| Lake Tapps to Oberstdorf | 5,298.49 mi (8,527.10 km) |
| Lake Tapps to Obertraubling | 5,250.03 mi (8,449.10 km) |
| Lake Tapps to Obertshausen | 5,107.62 mi (8,219.92 km) |
| Lake Tapps to Oberursel | 5,093.58 mi (8,197.32 km) |
| Lake Tapps to Ochsenfurt | 5,161.05 mi (8,305.91 km) |
| Lake Tapps to Ochsenhausen | 5,251.36 mi (8,451.24 km) |
| Lake Tapps to Ochtrup | 4,944.86 mi (7,957.99 km) |
| Lake Tapps to Odenthal | 5,010.65 mi (8,063.86 km) |
| Lake Tapps to Oelde | 4,988.76 mi (8,028.63 km) |
| Lake Tapps to Oelsnitz | 5,163.32 mi (8,309.56 km) |
| Lake Tapps to Oer-Erkenschwick | 4,978.74 mi (8,012.50 km) |
