| Nedre Eiker to Noventa Vicentina | 1,002.49 mi (1,613.35 km) |
| Nedre Eiker to Novi di Modena | 1,028.14 mi (1,654.63 km) |
| Nedre Eiker to Novi Ligure | 1,038.07 mi (1,670.62 km) |
| Nedre Eiker to Nuoro | 1,344.07 mi (2,163.07 km) |
| Nedre Eiker to Occhiobello | 1,027.57 mi (1,653.71 km) |
| Nedre Eiker to Oderzo | 971.48 mi (1,563.45 km) |
| Nedre Eiker to Oggiono | 966.43 mi (1,555.32 km) |
| Nedre Eiker to Olbia | 1,302.47 mi (2,096.13 km) |
| Nedre Eiker to Oleggio | 980.39 mi (1,577.78 km) |
| Nedre Eiker to Olgiate Comasco | 967.02 mi (1,556.26 km) |
| Nedre Eiker to Olgiate Olona | 977.53 mi (1,573.19 km) |
| Nedre Eiker to Omegna | 961.80 mi (1,547.86 km) |
| Nedre Eiker to Opera | 994.23 mi (1,600.06 km) |
| Nedre Eiker to Oppeano | 1,000.54 mi (1,610.22 km) |
| Nedre Eiker to Orbassano | 1,024.88 mi (1,649.38 km) |
