| Bosilegrad to Oerlinghausen | 917.56 mi (1,476.67 km) |
| Bosilegrad to Oestrich-Winkel | 861.63 mi (1,386.66 km) |
| Bosilegrad to Offenburg | 814.13 mi (1,310.22 km) |
| Bosilegrad to Oftersheim | 816.89 mi (1,314.66 km) |
| Bosilegrad to Ohrdruf | 798.74 mi (1,285.45 km) |
| Bosilegrad to Ohringen | 775.46 mi (1,247.98 km) |
| Bosilegrad to Olbernhau | 710.72 mi (1,143.79 km) |
| Bosilegrad to Olching | 668.63 mi (1,076.05 km) |
| Bosilegrad to Oldenburg | 985.53 mi (1,586.05 km) |
| Bosilegrad to Oldenburg in Holstein | 970.54 mi (1,561.94 km) |
| Bosilegrad to Olfen | 950.04 mi (1,528.94 km) |
| Bosilegrad to Olpe | 906.16 mi (1,458.33 km) |
| Bosilegrad to Olsberg | 897.01 mi (1,443.60 km) |
| Bosilegrad to Oranienburg | 827.29 mi (1,331.39 km) |
| Bosilegrad to Ortenberg | 836.15 mi (1,345.65 km) |
