| Nova Dubnica to Noventa Vicentina | 400.04 mi (643.80 km) |
| Nova Dubnica to Novi di Modena | 440.99 mi (709.70 km) |
| Nova Dubnica to Novi Ligure | 527.39 mi (848.75 km) |
| Nova Dubnica to Nuoro | 735.23 mi (1,183.24 km) |
| Nova Dubnica to Occhiobello | 415.31 mi (668.38 km) |
| Nova Dubnica to Oderzo | 342.48 mi (551.16 km) |
| Nova Dubnica to Oggiono | 465.19 mi (748.65 km) |
| Nova Dubnica to Olbia | 695.89 mi (1,119.93 km) |
| Nova Dubnica to Oleggio | 501.37 mi (806.88 km) |
| Nova Dubnica to Olgiate Comasco | 481.08 mi (774.23 km) |
| Nova Dubnica to Olgiate Olona | 489.82 mi (788.30 km) |
| Nova Dubnica to Omegna | 501.38 mi (806.90 km) |
| Nova Dubnica to Opera | 485.41 mi (781.19 km) |
| Nova Dubnica to Oppeano | 412.18 mi (663.34 km) |
| Nova Dubnica to Orbassano | 568.20 mi (914.43 km) |
