| Mersin to Noventa Vicentina | 1,332.47 mi (2,144.41 km) |
| Mersin to Novi di Modena | 1,354.08 mi (2,179.17 km) |
| Mersin to Novi Ligure | 1,452.02 mi (2,336.80 km) |
| Mersin to Nuoro | 1,383.45 mi (2,226.45 km) |
| Mersin to Occhiobello | 1,322.73 mi (2,128.72 km) |
| Mersin to Oderzo | 1,300.01 mi (2,092.17 km) |
| Mersin to Oggiono | 1,443.63 mi (2,323.30 km) |
| Mersin to Olbia | 1,376.77 mi (2,215.70 km) |
| Mersin to Oleggio | 1,473.46 mi (2,371.30 km) |
| Mersin to Olgiate Comasco | 1,461.36 mi (2,351.84 km) |
| Mersin to Olgiate Olona | 1,462.42 mi (2,353.53 km) |
| Mersin to Omegna | 1,489.08 mi (2,396.44 km) |
| Mersin to Opera | 1,442.26 mi (2,321.10 km) |
| Mersin to Oppeano | 1,349.03 mi (2,171.05 km) |
| Mersin to Orbassano | 1,515.43 mi (2,438.85 km) |
