| Oosterend to Oerlinghausen | 130.77 mi (210.45 km) |
| Oosterend to Oestrich-Winkel | 223.55 mi (359.77 km) |
| Oosterend to Offenburg | 323.90 mi (521.26 km) |
| Oosterend to Oftersheim | 273.64 mi (440.38 km) |
| Oosterend to Ohrdruf | 249.20 mi (401.06 km) |
| Oosterend to Ohringen | 302.01 mi (486.03 km) |
| Oosterend to Olbernhau | 349.53 mi (562.52 km) |
| Oosterend to Olching | 403.70 mi (649.70 km) |
| Oosterend to Oldenburg | 89.67 mi (144.30 km) |
| Oosterend to Oldenburg in Holstein | 216.58 mi (348.55 km) |
| Oosterend to Olfen | 104.85 mi (168.73 km) |
| Oosterend to Olpe | 156.49 mi (251.85 km) |
| Oosterend to Olsberg | 153.41 mi (246.89 km) |
| Oosterend to Oranienburg | 299.36 mi (481.78 km) |
| Oosterend to Ortenberg | 223.26 mi (359.31 km) |
