| Busto Garolfo to Oerlinghausen | 443.62 mi (713.93 km) |
| Busto Garolfo to Oestrich-Winkel | 310.35 mi (499.47 km) |
| Busto Garolfo to Offenburg | 206.61 mi (332.51 km) |
| Busto Garolfo to Oftersheim | 264.51 mi (425.68 km) |
| Busto Garolfo to Ohrdruf | 374.58 mi (602.83 km) |
| Busto Garolfo to Ohringen | 253.97 mi (408.72 km) |
| Busto Garolfo to Olbernhau | 408.70 mi (657.73 km) |
| Busto Garolfo to Olching | 216.20 mi (347.94 km) |
| Busto Garolfo to Oldenburg | 525.71 mi (846.04 km) |
| Busto Garolfo to Oldenburg in Holstein | 611.14 mi (983.53 km) |
| Busto Garolfo to Olfen | 431.70 mi (694.75 km) |
| Busto Garolfo to Olpe | 380.94 mi (613.07 km) |
| Busto Garolfo to Olsberg | 401.32 mi (645.86 km) |
| Busto Garolfo to Oranienburg | 535.08 mi (861.13 km) |
| Busto Garolfo to Ortenberg | 332.29 mi (534.77 km) |
