| Saint Austell to Opwijk | 395.21 mi (636.03 km) |
| Saint Austell to Ostend | 342.13 mi (550.61 km) |
| Saint Austell to Oud-Heverlee | 415.96 mi (669.42 km) |
| Saint Austell to Oud-Turnhout | 431.50 mi (694.43 km) |
| Saint Austell to Oudenaarde | 369.47 mi (594.60 km) |
| Saint Austell to Oudenburg | 345.24 mi (555.61 km) |
| Saint Austell to Oupeye | 458.61 mi (738.06 km) |
| Saint Austell to Overijse | 410.08 mi (659.96 km) |
| Saint Austell to Overpelt | 449.64 mi (723.63 km) |
| Saint Austell to Paal | 438.42 mi (705.57 km) |
| Saint Austell to Peer | 450.90 mi (725.65 km) |
| Saint Austell to Pepinster | 466.48 mi (750.72 km) |
| Saint Austell to Peruwelz | 368.56 mi (593.14 km) |
| Saint Austell to Perwez | 422.45 mi (679.86 km) |
| Saint Austell to Philippeville | 412.32 mi (663.56 km) |
