| Acireale to Opwijk | 1,067.84 mi (1,718.52 km) |
| Acireale to Ostend | 1,114.48 mi (1,793.57 km) |
| Acireale to Oud-Heverlee | 1,048.42 mi (1,687.27 km) |
| Acireale to Oud-Turnhout | 1,069.17 mi (1,720.67 km) |
| Acireale to Oudenaarde | 1,075.98 mi (1,731.62 km) |
| Acireale to Oudenburg | 1,110.03 mi (1,786.42 km) |
| Acireale to Oupeye | 1,018.35 mi (1,638.88 km) |
| Acireale to Overijse | 1,048.78 mi (1,687.85 km) |
| Acireale to Overpelt | 1,053.57 mi (1,695.55 km) |
| Acireale to Paal | 1,048.55 mi (1,687.47 km) |
| Acireale to Peer | 1,047.76 mi (1,686.21 km) |
| Acireale to Pepinster | 1,006.05 mi (1,619.08 km) |
| Acireale to Peruwelz | 1,057.94 mi (1,702.59 km) |
| Acireale to Perwez | 1,032.79 mi (1,662.11 km) |
| Acireale to Philippeville | 1,015.16 mi (1,633.74 km) |
