| Cattolica to Opwijk | 626.37 mi (1,008.04 km) |
| Cattolica to Ostend | 677.55 mi (1,090.42 km) |
| Cattolica to Oud-Heverlee | 605.40 mi (974.30 km) |
| Cattolica to Oud-Turnhout | 622.20 mi (1,001.33 km) |
| Cattolica to Oudenaarde | 638.26 mi (1,027.17 km) |
| Cattolica to Oudenburg | 673.00 mi (1,083.09 km) |
| Cattolica to Oupeye | 571.43 mi (919.62 km) |
| Cattolica to Overijse | 606.72 mi (976.42 km) |
| Cattolica to Overpelt | 605.28 mi (974.10 km) |
| Cattolica to Paal | 602.08 mi (968.96 km) |
| Cattolica to Peer | 599.69 mi (965.11 km) |
| Cattolica to Pepinster | 559.04 mi (899.68 km) |
| Cattolica to Peruwelz | 622.83 mi (1,002.34 km) |
| Cattolica to Perwez | 590.29 mi (949.98 km) |
| Cattolica to Philippeville | 577.00 mi (928.59 km) |
