| Wetteren to Oestrich-Winkel | 193.63 mi (311.63 km) |
| Wetteren to Offenburg | 251.62 mi (404.95 km) |
| Wetteren to Oftersheim | 236.44 mi (380.52 km) |
| Wetteren to Ohrdruf | 298.51 mi (480.40 km) |
| Wetteren to Ohringen | 278.17 mi (447.67 km) |
| Wetteren to Olbernhau | 412.74 mi (664.23 km) |
| Wetteren to Olching | 384.74 mi (619.19 km) |
| Wetteren to Oldenburg | 236.08 mi (379.94 km) |
| Wetteren to Oldenburg in Holstein | 371.31 mi (597.57 km) |
| Wetteren to Olfen | 158.90 mi (255.73 km) |
| Wetteren to Olpe | 171.71 mi (276.33 km) |
| Wetteren to Olsberg | 200.69 mi (322.98 km) |
| Wetteren to Oranienburg | 416.63 mi (670.51 km) |
| Wetteren to Ortenberg | 230.73 mi (371.32 km) |
| Wetteren to Oschatz | 400.05 mi (643.81 km) |
