| Tuusula to Opwijk | 1,035.27 mi (1,666.10 km) |
| Tuusula to Ostend | 1,060.24 mi (1,706.30 km) |
| Tuusula to Oud-Heverlee | 1,027.86 mi (1,654.18 km) |
| Tuusula to Oud-Turnhout | 993.95 mi (1,599.60 km) |
| Tuusula to Oudenaarde | 1,058.48 mi (1,703.47 km) |
| Tuusula to Oudenburg | 1,059.89 mi (1,705.73 km) |
| Tuusula to Oupeye | 1,006.14 mi (1,619.23 km) |
| Tuusula to Overijse | 1,034.32 mi (1,664.58 km) |
| Tuusula to Overpelt | 986.35 mi (1,587.37 km) |
| Tuusula to Paal | 1,002.54 mi (1,613.43 km) |
| Tuusula to Peer | 989.58 mi (1,592.57 km) |
| Tuusula to Pepinster | 1,008.66 mi (1,623.28 km) |
| Tuusula to Peruwelz | 1,075.91 mi (1,731.51 km) |
| Tuusula to Perwez | 1,034.34 mi (1,664.61 km) |
| Tuusula to Philippeville | 1,064.11 mi (1,712.53 km) |
