| Mons-en-Baroeul to Oestrich-Winkel | 220.12 mi (354.25 km) |
| Mons-en-Baroeul to Offenburg | 263.02 mi (423.28 km) |
| Mons-en-Baroeul to Oftersheim | 258.30 mi (415.69 km) |
| Mons-en-Baroeul to Ohrdruf | 333.46 mi (536.65 km) |
| Mons-en-Baroeul to Ohringen | 300.98 mi (484.38 km) |
| Mons-en-Baroeul to Olbernhau | 447.49 mi (720.17 km) |
| Mons-en-Baroeul to Olching | 405.17 mi (652.06 km) |
| Mons-en-Baroeul to Oldenburg | 278.03 mi (447.45 km) |
| Mons-en-Baroeul to Oldenburg in Holstein | 413.25 mi (665.07 km) |
| Mons-en-Baroeul to Olfen | 199.52 mi (321.10 km) |
| Mons-en-Baroeul to Olpe | 207.76 mi (334.35 km) |
| Mons-en-Baroeul to Olsberg | 238.74 mi (384.22 km) |
| Mons-en-Baroeul to Oranienburg | 457.24 mi (735.85 km) |
| Mons-en-Baroeul to Ortenberg | 261.95 mi (421.56 km) |
| Mons-en-Baroeul to Oschatz | 437.04 mi (703.35 km) |
