| Quartucciu to Opwijk | 844.67 mi (1,359.36 km) |
| Quartucciu to Ostend | 880.67 mi (1,417.31 km) |
| Quartucciu to Oud-Heverlee | 829.46 mi (1,334.88 km) |
| Quartucciu to Oud-Turnhout | 857.72 mi (1,380.36 km) |
| Quartucciu to Oudenaarde | 845.63 mi (1,360.91 km) |
| Quartucciu to Oudenburg | 876.63 mi (1,410.80 km) |
| Quartucciu to Oupeye | 809.86 mi (1,303.34 km) |
| Quartucciu to Overijse | 827.89 mi (1,332.36 km) |
| Quartucciu to Overpelt | 846.32 mi (1,362.02 km) |
| Quartucciu to Paal | 837.07 mi (1,347.13 km) |
| Quartucciu to Peer | 840.31 mi (1,352.35 km) |
| Quartucciu to Pepinster | 798.58 mi (1,285.20 km) |
| Quartucciu to Peruwelz | 824.41 mi (1,326.76 km) |
| Quartucciu to Perwez | 813.74 mi (1,309.59 km) |
| Quartucciu to Philippeville | 789.33 mi (1,270.30 km) |
