| Larvik to Orbetello | 1,150.97 mi (1,852.31 km) |
| Larvik to Oria | 1,325.99 mi (2,133.98 km) |
| Larvik to Oristano | 1,326.35 mi (2,134.56 km) |
| Larvik to Orta Nova | 1,250.92 mi (2,013.16 km) |
| Larvik to Orte | 1,152.86 mi (1,855.36 km) |
| Larvik to Ortona | 1,171.19 mi (1,884.84 km) |
| Larvik to Orvieto | 1,134.10 mi (1,825.15 km) |
| Larvik to Orzinuovi | 945.28 mi (1,521.28 km) |
| Larvik to Osimo | 1,087.70 mi (1,750.49 km) |
| Larvik to Ospitaletto | 934.55 mi (1,504.01 km) |
| Larvik to Ostuni | 1,309.68 mi (2,107.73 km) |
| Larvik to Ottaviano | 1,274.46 mi (2,051.05 km) |
| Larvik to Ovada | 999.50 mi (1,608.53 km) |
| Larvik to Ozieri | 1,278.72 mi (2,057.91 km) |
| Larvik to Paceco | 1,462.06 mi (2,352.97 km) |
