| Koscian to Oerlinghausen | 339.33 mi (546.10 km) |
| Koscian to Oestrich-Winkel | 402.10 mi (647.11 km) |
| Koscian to Offenburg | 458.44 mi (737.78 km) |
| Koscian to Oftersheim | 399.14 mi (642.36 km) |
| Koscian to Ohrdruf | 269.02 mi (432.95 km) |
| Koscian to Ohringen | 371.01 mi (597.08 km) |
| Koscian to Olbernhau | 173.30 mi (278.90 km) |
| Koscian to Olching | 357.25 mi (574.94 km) |
| Koscian to Oldenburg | 361.19 mi (581.29 km) |
| Koscian to Oldenburg in Holstein | 283.50 mi (456.24 km) |
| Koscian to Olfen | 395.61 mi (636.67 km) |
| Koscian to Olpe | 385.65 mi (620.64 km) |
| Koscian to Olsberg | 353.05 mi (568.18 km) |
| Koscian to Oranienburg | 151.10 mi (243.17 km) |
| Koscian to Ortenberg | 349.46 mi (562.41 km) |
