| Karatas to Oerlinghausen | 1,680.39 mi (2,704.32 km) |
| Karatas to Oestrich-Winkel | 1,646.13 mi (2,649.19 km) |
| Karatas to Offenburg | 1,608.87 mi (2,589.23 km) |
| Karatas to Oftersheim | 1,604.76 mi (2,582.61 km) |
| Karatas to Ohrdruf | 1,564.29 mi (2,517.48 km) |
| Karatas to Ohringen | 1,562.26 mi (2,514.21 km) |
| Karatas to Olbernhau | 1,461.45 mi (2,351.98 km) |
| Karatas to Olching | 1,458.27 mi (2,346.86 km) |
| Karatas to Oldenburg | 1,737.04 mi (2,795.50 km) |
| Karatas to Oldenburg in Holstein | 1,689.83 mi (2,719.52 km) |
| Karatas to Olfen | 1,720.94 mi (2,769.58 km) |
| Karatas to Olpe | 1,682.23 mi (2,707.30 km) |
| Karatas to Olsberg | 1,667.31 mi (2,683.28 km) |
| Karatas to Oranienburg | 1,548.40 mi (2,491.90 km) |
| Karatas to Ortenberg | 1,614.17 mi (2,597.76 km) |
