| Mulsen to Oestrich-Winkel | 208.02 mi (334.78 km) |
| Mulsen to Offenburg | 260.61 mi (419.42 km) |
| Mulsen to Oftersheim | 200.81 mi (323.17 km) |
| Mulsen to Ohrdruf | 80.66 mi (129.81 km) |
| Mulsen to Ohringen | 173.35 mi (278.98 km) |
| Mulsen to Olbernhau | 33.63 mi (54.12 km) |
| Mulsen to Olching | 184.66 mi (297.19 km) |
| Mulsen to Oldenburg | 248.87 mi (400.51 km) |
| Mulsen to Oldenburg in Holstein | 255.71 mi (411.53 km) |
| Mulsen to Olfen | 234.37 mi (377.19 km) |
| Mulsen to Olpe | 207.51 mi (333.96 km) |
| Mulsen to Olsberg | 182.55 mi (293.78 km) |
| Mulsen to Oranienburg | 141.71 mi (228.07 km) |
| Mulsen to Ortenberg | 156.81 mi (252.36 km) |
| Mulsen to Oschatz | 44.82 mi (72.14 km) |
