| Mantova to Oerlinghausen | 480.41 mi (773.15 km) |
| Mantova to Oestrich-Winkel | 358.99 mi (577.74 km) |
| Mantova to Offenburg | 265.61 mi (427.46 km) |
| Mantova to Oftersheim | 308.97 mi (497.24 km) |
| Mantova to Ohrdruf | 391.89 mi (630.68 km) |
| Mantova to Ohringen | 285.88 mi (460.08 km) |
| Mantova to Olbernhau | 398.45 mi (641.24 km) |
| Mantova to Olching | 211.76 mi (340.80 km) |
| Mantova to Oldenburg | 563.94 mi (907.57 km) |
| Mantova to Oldenburg in Holstein | 631.77 mi (1,016.74 km) |
| Mantova to Olfen | 479.30 mi (771.36 km) |
| Mantova to Olpe | 427.21 mi (687.53 km) |
| Mantova to Olsberg | 440.85 mi (709.48 km) |
| Mantova to Oranienburg | 536.49 mi (863.39 km) |
| Mantova to Ortenberg | 368.15 mi (592.48 km) |
