| Rouvroy to Oestrich-Winkel | 226.99 mi (365.31 km) |
| Rouvroy to Offenburg | 262.22 mi (422.00 km) |
| Rouvroy to Oftersheim | 262.53 mi (422.50 km) |
| Rouvroy to Ohrdruf | 344.41 mi (554.27 km) |
| Rouvroy to Ohringen | 305.41 mi (491.51 km) |
| Rouvroy to Olbernhau | 458.08 mi (737.20 km) |
| Rouvroy to Olching | 407.95 mi (656.54 km) |
| Rouvroy to Oldenburg | 295.94 mi (476.26 km) |
| Rouvroy to Oldenburg in Holstein | 431.16 mi (693.88 km) |
| Rouvroy to Olfen | 214.90 mi (345.85 km) |
| Rouvroy to Olpe | 219.91 mi (353.91 km) |
| Rouvroy to Olsberg | 252.02 mi (405.58 km) |
| Rouvroy to Oranienburg | 472.23 mi (759.98 km) |
| Rouvroy to Ortenberg | 271.00 mi (436.13 km) |
| Rouvroy to Oschatz | 449.13 mi (722.81 km) |
