| Trikala to Opwijk | 1,157.94 mi (1,863.53 km) |
| Trikala to Ostend | 1,213.07 mi (1,952.25 km) |
| Trikala to Oud-Heverlee | 1,135.52 mi (1,827.44 km) |
| Trikala to Oud-Turnhout | 1,145.08 mi (1,842.83 km) |
| Trikala to Oudenaarde | 1,173.99 mi (1,889.36 km) |
| Trikala to Oudenburg | 1,208.53 mi (1,944.94 km) |
| Trikala to Oupeye | 1,096.45 mi (1,764.56 km) |
| Trikala to Overijse | 1,138.14 mi (1,831.67 km) |
| Trikala to Overpelt | 1,126.17 mi (1,812.40 km) |
| Trikala to Paal | 1,126.72 mi (1,813.27 km) |
| Trikala to Peer | 1,121.26 mi (1,804.50 km) |
| Trikala to Pepinster | 1,084.40 mi (1,745.18 km) |
| Trikala to Peruwelz | 1,161.66 mi (1,869.51 km) |
| Trikala to Perwez | 1,121.69 mi (1,805.19 km) |
| Trikala to Philippeville | 1,114.12 mi (1,793.00 km) |
