| Mestre to Oerlinghausen | 475.99 mi (766.03 km) |
| Mestre to Oestrich-Winkel | 368.43 mi (592.94 km) |
| Mestre to Offenburg | 288.81 mi (464.80 km) |
| Mestre to Oftersheim | 317.76 mi (511.39 km) |
| Mestre to Ohrdruf | 375.23 mi (603.88 km) |
| Mestre to Ohringen | 286.52 mi (461.10 km) |
| Mestre to Olbernhau | 361.18 mi (581.26 km) |
| Mestre to Olching | 192.19 mi (309.31 km) |
| Mestre to Oldenburg | 558.76 mi (899.24 km) |
| Mestre to Oldenburg in Holstein | 611.62 mi (984.31 km) |
| Mestre to Olfen | 483.74 mi (778.50 km) |
| Mestre to Olpe | 432.07 mi (695.35 km) |
| Mestre to Olsberg | 439.79 mi (707.77 km) |
| Mestre to Oranienburg | 503.89 mi (810.94 km) |
| Mestre to Ortenberg | 366.95 mi (590.55 km) |
