| Alcoa to Opwijk | 4,277.47 mi (6,883.93 km) |
| Alcoa to Ostend | 4,219.98 mi (6,791.40 km) |
| Alcoa to Oud-Heverlee | 4,300.47 mi (6,920.93 km) |
| Alcoa to Oud-Turnhout | 4,299.68 mi (6,919.67 km) |
| Alcoa to Oudenaarde | 4,257.26 mi (6,851.40 km) |
| Alcoa to Oudenburg | 4,224.32 mi (6,798.39 km) |
| Alcoa to Oupeye | 4,342.96 mi (6,989.32 km) |
| Alcoa to Overijse | 4,296.51 mi (6,914.57 km) |
| Alcoa to Overpelt | 4,319.62 mi (6,951.75 km) |
| Alcoa to Paal | 4,314.91 mi (6,944.18 km) |
| Alcoa to Peer | 4,323.43 mi (6,957.89 km) |
| Alcoa to Pepinster | 4,353.93 mi (7,006.97 km) |
| Alcoa to Peruwelz | 4,265.59 mi (6,864.80 km) |
| Alcoa to Perwez | 4,312.22 mi (6,939.85 km) |
| Alcoa to Philippeville | 4,313.39 mi (6,941.73 km) |
