| Tourcoing to Oestrich-Winkel | 219.02 mi (352.48 km) |
| Tourcoing to Offenburg | 264.49 mi (425.65 km) |
| Tourcoing to Oftersheim | 258.08 mi (415.35 km) |
| Tourcoing to Ohrdruf | 330.75 mi (532.29 km) |
| Tourcoing to Ohringen | 300.66 mi (483.86 km) |
| Tourcoing to Olbernhau | 444.87 mi (715.94 km) |
| Tourcoing to Olching | 405.34 mi (652.33 km) |
| Tourcoing to Oldenburg | 272.45 mi (438.47 km) |
| Tourcoing to Oldenburg in Holstein | 407.65 mi (656.05 km) |
| Tourcoing to Olfen | 195.13 mi (314.03 km) |
| Tourcoing to Olpe | 204.69 mi (329.41 km) |
| Tourcoing to Olsberg | 235.19 mi (378.50 km) |
| Tourcoing to Oranienburg | 452.90 mi (728.87 km) |
| Tourcoing to Ortenberg | 260.00 mi (418.42 km) |
| Tourcoing to Oschatz | 433.85 mi (698.22 km) |
