| Darmstadt to Novi di Modena | 359.68 mi (578.84 km) |
| Darmstadt to Novi Ligure | 353.33 mi (568.63 km) |
| Darmstadt to Nuoro | 661.05 mi (1,063.85 km) |
| Darmstadt to Occhiobello | 368.38 mi (592.85 km) |
| Darmstadt to Oderzo | 334.03 mi (537.56 km) |
| Darmstadt to Oggiono | 284.36 mi (457.63 km) |
| Darmstadt to Olbia | 620.12 mi (997.98 km) |
| Darmstadt to Oleggio | 295.18 mi (475.05 km) |
| Darmstadt to Olgiate Comasco | 282.89 mi (455.27 km) |
| Darmstadt to Olgiate Olona | 293.07 mi (471.66 km) |
| Darmstadt to Omegna | 276.20 mi (444.50 km) |
| Darmstadt to Opera | 311.26 mi (500.92 km) |
| Darmstadt to Oppeano | 337.15 mi (542.59 km) |
| Darmstadt to Orbassano | 340.14 mi (547.41 km) |
| Darmstadt to Orbetello | 527.88 mi (849.54 km) |
