| Marchtrenk to Oestrich-Winkel | 303.26 mi (488.05 km) |
| Marchtrenk to Offenburg | 284.32 mi (457.57 km) |
| Marchtrenk to Oftersheim | 264.37 mi (425.46 km) |
| Marchtrenk to Ohrdruf | 236.90 mi (381.25 km) |
| Marchtrenk to Ohringen | 221.47 mi (356.42 km) |
| Marchtrenk to Olbernhau | 174.53 mi (280.89 km) |
| Marchtrenk to Olching | 128.67 mi (207.08 km) |
| Marchtrenk to Oldenburg | 428.37 mi (689.39 km) |
| Marchtrenk to Oldenburg in Holstein | 444.41 mi (715.20 km) |
| Marchtrenk to Olfen | 385.42 mi (620.27 km) |
| Marchtrenk to Olpe | 342.02 mi (550.42 km) |
| Marchtrenk to Olsberg | 332.51 mi (535.12 km) |
| Marchtrenk to Oranienburg | 317.58 mi (511.09 km) |
| Marchtrenk to Ortenberg | 272.47 mi (438.50 km) |
| Marchtrenk to Oschatz | 219.40 mi (353.09 km) |
