| Koflach to Oestrich-Winkel | 382.32 mi (615.28 km) |
| Koflach to Offenburg | 346.02 mi (556.86 km) |
| Koflach to Oftersheim | 339.05 mi (545.64 km) |
| Koflach to Ohrdruf | 326.55 mi (525.54 km) |
| Koflach to Ohringen | 296.88 mi (477.79 km) |
| Koflach to Olbernhau | 261.39 mi (420.66 km) |
| Koflach to Olching | 192.35 mi (309.56 km) |
| Koflach to Oldenburg | 518.43 mi (834.34 km) |
| Koflach to Oldenburg in Holstein | 532.55 mi (857.06 km) |
| Koflach to Olfen | 472.23 mi (759.98 km) |
| Koflach to Olpe | 426.95 mi (687.11 km) |
| Koflach to Olsberg | 419.94 mi (675.82 km) |
| Koflach to Oranienburg | 401.68 mi (646.44 km) |
| Koflach to Ortenberg | 356.74 mi (574.12 km) |
| Koflach to Oschatz | 306.05 mi (492.55 km) |
