| Reutlingen to Opwijk | 282.71 mi (454.98 km) |
| Reutlingen to Ostend | 338.34 mi (544.51 km) |
| Reutlingen to Oud-Heverlee | 260.26 mi (418.85 km) |
| Reutlingen to Oud-Turnhout | 271.62 mi (437.12 km) |
| Reutlingen to Oudenaarde | 299.59 mi (482.14 km) |
| Reutlingen to Oudenburg | 333.83 mi (537.25 km) |
| Reutlingen to Oupeye | 221.87 mi (357.06 km) |
| Reutlingen to Overijse | 262.93 mi (423.15 km) |
| Reutlingen to Overpelt | 253.56 mi (408.07 km) |
| Reutlingen to Paal | 252.44 mi (406.26 km) |
| Reutlingen to Peer | 248.26 mi (399.54 km) |
| Reutlingen to Pepinster | 209.66 mi (337.41 km) |
| Reutlingen to Peruwelz | 289.09 mi (465.25 km) |
| Reutlingen to Perwez | 246.52 mi (396.73 km) |
| Reutlingen to Philippeville | 241.19 mi (388.16 km) |
