| Portales to Opwijk | 5,097.73 mi (8,204.01 km) |
| Portales to Ostend | 5,042.34 mi (8,114.86 km) |
| Portales to Oud-Heverlee | 5,120.28 mi (8,240.29 km) |
| Portales to Oud-Turnhout | 5,112.28 mi (8,227.42 km) |
| Portales to Oudenaarde | 5,081.39 mi (8,177.70 km) |
| Portales to Oudenburg | 5,046.87 mi (8,122.16 km) |
| Portales to Oupeye | 5,160.04 mi (8,304.29 km) |
| Portales to Overijse | 5,117.50 mi (8,235.82 km) |
| Portales to Overpelt | 5,131.56 mi (8,258.44 km) |
| Portales to Paal | 5,130.06 mi (8,256.03 km) |
| Portales to Peer | 5,136.23 mi (8,265.96 km) |
| Portales to Pepinster | 5,171.94 mi (8,323.43 km) |
| Portales to Peruwelz | 5,093.80 mi (8,197.68 km) |
| Portales to Perwez | 5,133.91 mi (8,262.23 km) |
| Portales to Philippeville | 5,141.28 mi (8,274.09 km) |
