| Kos to Novi di Modena | 1,015.37 mi (1,634.09 km) |
| Kos to Novi Ligure | 1,105.10 mi (1,778.49 km) |
| Kos to Nuoro | 994.11 mi (1,599.86 km) |
| Kos to Occhiobello | 986.97 mi (1,588.37 km) |
| Kos to Oderzo | 980.09 mi (1,577.30 km) |
| Kos to Oggiono | 1,110.57 mi (1,787.29 km) |
| Kos to Olbia | 992.28 mi (1,596.92 km) |
| Kos to Oleggio | 1,135.87 mi (1,828.01 km) |
| Kos to Olgiate Comasco | 1,127.01 mi (1,813.75 km) |
| Kos to Olgiate Olona | 1,126.00 mi (1,812.13 km) |
| Kos to Omegna | 1,154.07 mi (1,857.29 km) |
| Kos to Opera | 1,103.91 mi (1,776.58 km) |
| Kos to Oppeano | 1,016.66 mi (1,636.15 km) |
| Kos to Orbassano | 1,168.13 mi (1,879.92 km) |
| Kos to Orbetello | 933.78 mi (1,502.78 km) |
