| Homburg to Novi di Modena | 348.55 mi (560.94 km) |
| Homburg to Novi Ligure | 322.22 mi (518.56 km) |
| Homburg to Nuoro | 629.46 mi (1,013.01 km) |
| Homburg to Occhiobello | 363.33 mi (584.72 km) |
| Homburg to Oderzo | 342.75 mi (551.60 km) |
| Homburg to Oggiono | 261.60 mi (421.00 km) |
| Homburg to Olbia | 589.85 mi (949.27 km) |
| Homburg to Oleggio | 263.87 mi (424.66 km) |
| Homburg to Olgiate Comasco | 255.72 mi (411.55 km) |
| Homburg to Olgiate Olona | 264.58 mi (425.79 km) |
| Homburg to Omegna | 242.79 mi (390.73 km) |
| Homburg to Opera | 285.69 mi (459.77 km) |
| Homburg to Oppeano | 330.89 mi (532.51 km) |
| Homburg to Orbassano | 297.90 mi (479.43 km) |
| Homburg to Orbetello | 510.32 mi (821.28 km) |
