| Cay to Noventa Vicentina | 1,099.69 mi (1,769.77 km) |
| Cay to Novi di Modena | 1,121.38 mi (1,804.68 km) |
| Cay to Novi Ligure | 1,219.59 mi (1,962.74 km) |
| Cay to Nuoro | 1,160.54 mi (1,867.71 km) |
| Cay to Occhiobello | 1,089.98 mi (1,754.15 km) |
| Cay to Oderzo | 1,067.43 mi (1,717.86 km) |
| Cay to Oggiono | 1,210.84 mi (1,948.66 km) |
| Cay to Olbia | 1,151.73 mi (1,853.54 km) |
| Cay to Oleggio | 1,240.69 mi (1,996.70 km) |
| Cay to Olgiate Comasco | 1,228.57 mi (1,977.20 km) |
| Cay to Olgiate Olona | 1,229.64 mi (1,978.92 km) |
| Cay to Omegna | 1,256.29 mi (2,021.80 km) |
| Cay to Opera | 1,209.52 mi (1,946.53 km) |
| Cay to Oppeano | 1,116.24 mi (1,796.41 km) |
| Cay to Orbassano | 1,282.97 mi (2,064.74 km) |
