| Tuusula to Obernburg am Main | 959.54 mi (1,544.22 km) |
| Tuusula to Obernkirchen | 827.00 mi (1,330.93 km) |
| Tuusula to Oberschleissheim | 997.52 mi (1,605.35 km) |
| Tuusula to Oberstdorf | 1,076.69 mi (1,732.76 km) |
| Tuusula to Obertraubling | 940.98 mi (1,514.36 km) |
| Tuusula to Obertshausen | 954.48 mi (1,536.09 km) |
| Tuusula to Oberursel | 953.41 mi (1,534.37 km) |
| Tuusula to Ochsenfurt | 947.73 mi (1,525.23 km) |
| Tuusula to Ochsenhausen | 1,043.94 mi (1,680.06 km) |
| Tuusula to Ochtrup | 884.65 mi (1,423.71 km) |
| Tuusula to Odenthal | 947.46 mi (1,524.80 km) |
| Tuusula to Oelde | 876.52 mi (1,410.63 km) |
| Tuusula to Oelsnitz | 853.62 mi (1,373.76 km) |
| Tuusula to Oer-Erkenschwick | 911.75 mi (1,467.33 km) |
| Tuusula to Oerlinghausen | 855.18 mi (1,376.28 km) |
