| Orvieto to Oerlinghausen | 658.83 mi (1,060.28 km) |
| Orvieto to Oestrich-Winkel | 539.73 mi (868.61 km) |
| Orvieto to Offenburg | 445.40 mi (716.80 km) |
| Orvieto to Oftersheim | 489.60 mi (787.93 km) |
| Orvieto to Ohrdruf | 564.08 mi (907.81 km) |
| Orvieto to Ohringen | 464.98 mi (748.32 km) |
| Orvieto to Olbernhau | 552.21 mi (888.70 km) |
| Orvieto to Olching | 380.69 mi (612.66 km) |
| Orvieto to Oldenburg | 742.29 mi (1,194.60 km) |
| Orvieto to Oldenburg in Holstein | 802.15 mi (1,290.94 km) |
| Orvieto to Olfen | 659.76 mi (1,061.79 km) |
| Orvieto to Olpe | 607.65 mi (977.92 km) |
| Orvieto to Olsberg | 620.17 mi (998.06 km) |
| Orvieto to Oranienburg | 695.38 mi (1,119.10 km) |
| Orvieto to Ortenberg | 547.19 mi (880.61 km) |
