| Triuggio to Oerlinghausen | 436.14 mi (701.90 km) |
| Triuggio to Oestrich-Winkel | 305.10 mi (491.01 km) |
| Triuggio to Offenburg | 203.38 mi (327.30 km) |
| Triuggio to Oftersheim | 257.88 mi (415.02 km) |
| Triuggio to Ohrdruf | 362.92 mi (584.07 km) |
| Triuggio to Ohringen | 244.37 mi (393.28 km) |
| Triuggio to Olbernhau | 392.88 mi (632.27 km) |
| Triuggio to Olching | 199.96 mi (321.81 km) |
| Triuggio to Oldenburg | 518.77 mi (834.88 km) |
| Triuggio to Oldenburg in Holstein | 600.77 mi (966.84 km) |
| Triuggio to Olfen | 426.71 mi (686.72 km) |
| Triuggio to Olpe | 375.44 mi (604.22 km) |
| Triuggio to Olsberg | 394.31 mi (634.57 km) |
| Triuggio to Oranienburg | 521.27 mi (838.90 km) |
| Triuggio to Ortenberg | 324.13 mi (521.64 km) |
