| Terracina to Opwijk | 796.27 mi (1,281.47 km) |
| Terracina to Ostend | 844.12 mi (1,358.48 km) |
| Terracina to Oud-Heverlee | 776.48 mi (1,249.63 km) |
| Terracina to Oud-Turnhout | 796.53 mi (1,281.88 km) |
| Terracina to Oudenaarde | 805.32 mi (1,296.05 km) |
| Terracina to Oudenburg | 839.63 mi (1,351.26 km) |
| Terracina to Oupeye | 745.67 mi (1,200.03 km) |
| Terracina to Overijse | 777.04 mi (1,250.53 km) |
| Terracina to Overpelt | 780.71 mi (1,256.43 km) |
| Terracina to Paal | 775.96 mi (1,248.79 km) |
| Terracina to Peer | 774.94 mi (1,247.14 km) |
| Terracina to Pepinster | 733.34 mi (1,180.19 km) |
| Terracina to Peruwelz | 787.92 mi (1,268.03 km) |
| Terracina to Perwez | 760.93 mi (1,224.60 km) |
| Terracina to Philippeville | 744.24 mi (1,197.74 km) |
