| Olivares to Oberkirch | 1,049.08 mi (1,688.32 km) |
| Olivares to Obernburg am Main | 1,145.17 mi (1,842.98 km) |
| Olivares to Obernkirchen | 1,264.15 mi (2,034.45 km) |
| Olivares to Oberschleissheim | 1,163.83 mi (1,873.01 km) |
| Olivares to Oberstdorf | 1,081.97 mi (1,741.26 km) |
| Olivares to Obertraubling | 1,214.16 mi (1,954.00 km) |
| Olivares to Obertshausen | 1,145.97 mi (1,844.27 km) |
| Olivares to Oberursel | 1,144.48 mi (1,841.86 km) |
| Olivares to Ochsenfurt | 1,167.42 mi (1,878.77 km) |
| Olivares to Ochsenhausen | 1,095.61 mi (1,763.21 km) |
| Olivares to Ochtrup | 1,208.84 mi (1,945.44 km) |
| Olivares to Odenthal | 1,143.61 mi (1,840.46 km) |
| Olivares to Oelde | 1,214.56 mi (1,954.64 km) |
| Olivares to Oelsnitz | 1,273.16 mi (2,048.96 km) |
| Olivares to Oer-Erkenschwick | 1,179.84 mi (1,898.76 km) |
