| Robertsville to Opwijk | 3,677.31 mi (5,918.06 km) |
| Robertsville to Ostend | 3,619.68 mi (5,825.31 km) |
| Robertsville to Oud-Heverlee | 3,700.29 mi (5,955.03 km) |
| Robertsville to Oud-Turnhout | 3,700.83 mi (5,955.92 km) |
| Robertsville to Oudenaarde | 3,656.49 mi (5,884.55 km) |
| Robertsville to Oudenburg | 3,623.97 mi (5,832.22 km) |
| Robertsville to Oupeye | 3,743.09 mi (6,023.92 km) |
| Robertsville to Overijse | 3,696.14 mi (5,948.36 km) |
| Robertsville to Overpelt | 3,720.80 mi (5,988.05 km) |
| Robertsville to Paal | 3,715.52 mi (5,979.55 km) |
| Robertsville to Peer | 3,724.44 mi (5,993.90 km) |
| Robertsville to Pepinster | 3,753.85 mi (6,041.23 km) |
| Robertsville to Peruwelz | 3,664.07 mi (5,896.74 km) |
| Robertsville to Perwez | 3,711.65 mi (5,973.33 km) |
| Robertsville to Philippeville | 3,711.74 mi (5,973.46 km) |
