| Sastamala to Obernburg am Main | 955.16 mi (1,537.18 km) |
| Sastamala to Obernkirchen | 812.31 mi (1,307.29 km) |
| Sastamala to Oberschleissheim | 1,007.77 mi (1,621.84 km) |
| Sastamala to Oberstdorf | 1,084.21 mi (1,744.87 km) |
| Sastamala to Obertraubling | 951.64 mi (1,531.51 km) |
| Sastamala to Obertshausen | 948.10 mi (1,525.82 km) |
| Sastamala to Oberursel | 945.55 mi (1,521.71 km) |
| Sastamala to Ochsenfurt | 947.64 mi (1,525.07 km) |
| Sastamala to Ochsenhausen | 1,048.38 mi (1,687.21 km) |
| Sastamala to Ochtrup | 863.16 mi (1,389.11 km) |
| Sastamala to Odenthal | 930.96 mi (1,498.24 km) |
| Sastamala to Oelde | 860.22 mi (1,384.39 km) |
| Sastamala to Oelsnitz | 859.53 mi (1,383.28 km) |
| Sastamala to Oer-Erkenschwick | 893.08 mi (1,437.27 km) |
| Sastamala to Oerlinghausen | 840.19 mi (1,352.16 km) |
