| Dordrecht to Noventa Vicentina | 547.94 mi (881.82 km) |
| Dordrecht to Novi di Modena | 555.50 mi (894.00 km) |
| Dordrecht to Novi Ligure | 521.36 mi (839.05 km) |
| Dordrecht to Nuoro | 823.50 mi (1,325.29 km) |
| Dordrecht to Occhiobello | 570.42 mi (918.00 km) |
| Dordrecht to Oderzo | 546.43 mi (879.39 km) |
| Dordrecht to Oggiono | 466.46 mi (750.69 km) |
| Dordrecht to Olbia | 785.61 mi (1,264.31 km) |
| Dordrecht to Oleggio | 464.36 mi (747.31 km) |
| Dordrecht to Olgiate Comasco | 458.80 mi (738.37 km) |
| Dordrecht to Olgiate Olona | 466.76 mi (751.17 km) |
| Dordrecht to Omegna | 442.49 mi (712.12 km) |
| Dordrecht to Opera | 488.97 mi (786.92 km) |
| Dordrecht to Oppeano | 538.01 mi (865.84 km) |
| Dordrecht to Orbassano | 486.92 mi (783.63 km) |
