| Nierstein to Novi di Modena | 364.07 mi (585.91 km) |
| Nierstein to Novi Ligure | 353.70 mi (569.23 km) |
| Nierstein to Nuoro | 661.80 mi (1,065.06 km) |
| Nierstein to Occhiobello | 373.92 mi (601.77 km) |
| Nierstein to Oderzo | 341.87 mi (550.19 km) |
| Nierstein to Oggiono | 286.19 mi (460.59 km) |
| Nierstein to Olbia | 621.12 mi (999.59 km) |
| Nierstein to Oleggio | 295.31 mi (475.25 km) |
| Nierstein to Olgiate Comasco | 283.82 mi (456.77 km) |
| Nierstein to Olgiate Olona | 293.78 mi (472.79 km) |
| Nierstein to Omegna | 275.79 mi (443.84 km) |
| Nierstein to Opera | 312.65 mi (503.15 km) |
| Nierstein to Oppeano | 342.37 mi (551.00 km) |
| Nierstein to Orbassano | 338.01 mi (543.97 km) |
| Nierstein to Orbetello | 531.38 mi (855.17 km) |
