| Salaspils to Oberkirch | 887.91 mi (1,428.95 km) |
| Salaspils to Obernburg am Main | 790.22 mi (1,271.73 km) |
| Salaspils to Obernkirchen | 685.92 mi (1,103.88 km) |
| Salaspils to Oberschleissheim | 799.19 mi (1,286.17 km) |
| Salaspils to Oberstdorf | 881.51 mi (1,418.65 km) |
| Salaspils to Obertraubling | 743.28 mi (1,196.19 km) |
| Salaspils to Obertshausen | 789.53 mi (1,270.63 km) |
| Salaspils to Oberursel | 791.65 mi (1,274.04 km) |
| Salaspils to Ochsenfurt | 770.10 mi (1,239.35 km) |
| Salaspils to Ochsenhausen | 855.03 mi (1,376.04 km) |
| Salaspils to Ochtrup | 756.80 mi (1,217.96 km) |
| Salaspils to Odenthal | 805.12 mi (1,295.71 km) |
| Salaspils to Oelde | 736.75 mi (1,185.68 km) |
| Salaspils to Oelsnitz | 667.32 mi (1,073.95 km) |
| Salaspils to Oer-Erkenschwick | 775.94 mi (1,248.76 km) |
