| Hechingen to Novi di Modena | 256.00 mi (412.00 km) |
| Hechingen to Novi Ligure | 248.36 mi (399.70 km) |
| Hechingen to Nuoro | 555.46 mi (893.93 km) |
| Hechingen to Occhiobello | 267.53 mi (430.54 km) |
| Hechingen to Oderzo | 243.15 mi (391.31 km) |
| Hechingen to Oggiono | 178.39 mi (287.09 km) |
| Hechingen to Olbia | 514.38 mi (827.82 km) |
| Hechingen to Oleggio | 190.76 mi (307.00 km) |
| Hechingen to Olgiate Comasco | 177.46 mi (285.59 km) |
| Hechingen to Olgiate Olona | 187.86 mi (302.33 km) |
| Hechingen to Omegna | 172.90 mi (278.25 km) |
| Hechingen to Opera | 205.45 mi (330.63 km) |
| Hechingen to Oppeano | 235.50 mi (379.00 km) |
| Hechingen to Orbassano | 240.75 mi (387.45 km) |
| Hechingen to Orbetello | 422.77 mi (680.39 km) |
