| Manzanares to Opwijk | 904.62 mi (1,455.84 km) |
| Manzanares to Ostend | 898.13 mi (1,445.39 km) |
| Manzanares to Oud-Heverlee | 906.26 mi (1,458.48 km) |
| Manzanares to Oud-Turnhout | 942.16 mi (1,516.26 km) |
| Manzanares to Oudenaarde | 886.23 mi (1,426.26 km) |
| Manzanares to Oudenburg | 896.74 mi (1,443.17 km) |
| Manzanares to Oupeye | 920.31 mi (1,481.09 km) |
| Manzanares to Overijse | 900.44 mi (1,449.13 km) |
| Manzanares to Overpelt | 945.33 mi (1,521.36 km) |
| Manzanares to Paal | 929.43 mi (1,495.77 km) |
| Manzanares to Peer | 941.13 mi (1,514.60 km) |
| Manzanares to Pepinster | 916.11 mi (1,474.34 km) |
| Manzanares to Peruwelz | 865.13 mi (1,392.28 km) |
| Manzanares to Perwez | 896.78 mi (1,443.22 km) |
| Manzanares to Philippeville | 865.53 mi (1,392.94 km) |
