| Mierlo to Oerlinghausen | 135.43 mi (217.95 km) |
| Mierlo to Oestrich-Winkel | 144.06 mi (231.85 km) |
| Mierlo to Offenburg | 229.79 mi (369.81 km) |
| Mierlo to Oftersheim | 193.66 mi (311.67 km) |
| Mierlo to Ohrdruf | 225.65 mi (363.16 km) |
| Mierlo to Ohringen | 230.78 mi (371.40 km) |
| Mierlo to Olbernhau | 339.11 mi (545.74 km) |
| Mierlo to Olching | 338.42 mi (544.64 km) |
| Mierlo to Oldenburg | 160.80 mi (258.78 km) |
| Mierlo to Oldenburg in Holstein | 295.18 mi (475.04 km) |
| Mierlo to Olfen | 78.09 mi (125.68 km) |
| Mierlo to Olpe | 100.17 mi (161.21 km) |
| Mierlo to Olsberg | 123.62 mi (198.94 km) |
| Mierlo to Oranienburg | 335.63 mi (540.15 km) |
| Mierlo to Ortenberg | 167.43 mi (269.45 km) |
