| Abrantes to Opwijk | 994.58 mi (1,600.63 km) |
| Abrantes to Ostend | 973.29 mi (1,566.36 km) |
| Abrantes to Oud-Heverlee | 1,002.04 mi (1,612.62 km) |
| Abrantes to Oud-Turnhout | 1,035.81 mi (1,666.98 km) |
| Abrantes to Oudenaarde | 971.79 mi (1,563.95 km) |
| Abrantes to Oudenburg | 973.12 mi (1,566.08 km) |
| Abrantes to Oupeye | 1,025.93 mi (1,651.07 km) |
| Abrantes to Overijse | 995.53 mi (1,602.15 km) |
| Abrantes to Overpelt | 1,043.71 mi (1,679.69 km) |
| Abrantes to Paal | 1,027.55 mi (1,653.68 km) |
| Abrantes to Peer | 1,040.69 mi (1,674.82 km) |
| Abrantes to Pepinster | 1,024.72 mi (1,649.12 km) |
| Abrantes to Peruwelz | 953.91 mi (1,535.18 km) |
| Abrantes to Perwez | 996.10 mi (1,603.06 km) |
| Abrantes to Philippeville | 967.02 mi (1,556.27 km) |
