| Mainburg to Oestrich-Winkel | 194.20 mi (312.54 km) |
| Mainburg to Offenburg | 176.50 mi (284.04 km) |
| Mainburg to Oftersheim | 153.26 mi (246.64 km) |
| Mainburg to Ohrdruf | 157.63 mi (253.68 km) |
| Mainburg to Ohringen | 110.40 mi (177.67 km) |
| Mainburg to Olbernhau | 155.63 mi (250.45 km) |
| Mainburg to Olching | 37.74 mi (60.74 km) |
| Mainburg to Oldenburg | 347.18 mi (558.73 km) |
| Mainburg to Oldenburg in Holstein | 392.28 mi (631.32 km) |
| Mainburg to Olfen | 287.63 mi (462.90 km) |
| Mainburg to Olpe | 240.20 mi (386.57 km) |
| Mainburg to Olsberg | 237.19 mi (381.71 km) |
| Mainburg to Oranienburg | 290.62 mi (467.70 km) |
| Mainburg to Ortenberg | 169.90 mi (273.43 km) |
| Mainburg to Oschatz | 192.33 mi (309.52 km) |
