| Illingen to Novi di Modena | 358.58 mi (577.08 km) |
| Illingen to Novi Ligure | 329.25 mi (529.88 km) |
| Illingen to Nuoro | 635.78 mi (1,023.18 km) |
| Illingen to Occhiobello | 374.04 mi (601.97 km) |
| Illingen to Oderzo | 354.81 mi (571.01 km) |
| Illingen to Oggiono | 270.33 mi (435.06 km) |
| Illingen to Olbia | 596.46 mi (959.92 km) |
| Illingen to Oleggio | 271.14 mi (436.37 km) |
| Illingen to Olgiate Comasco | 263.78 mi (424.51 km) |
| Illingen to Olgiate Olona | 272.35 mi (438.31 km) |
| Illingen to Omegna | 249.79 mi (402.00 km) |
| Illingen to Opera | 293.86 mi (472.92 km) |
| Illingen to Oppeano | 341.55 mi (549.67 km) |
| Illingen to Orbassano | 302.73 mi (487.20 km) |
| Illingen to Orbetello | 519.15 mi (835.49 km) |
