| Iona to Noventa Vicentina | 5,099.54 mi (8,206.92 km) |
| Iona to Novi di Modena | 5,080.66 mi (8,176.54 km) |
| Iona to Novi Ligure | 4,986.91 mi (8,025.65 km) |
| Iona to Nuoro | 5,121.88 mi (8,242.87 km) |
| Iona to Occhiobello | 5,110.92 mi (8,225.24 km) |
| Iona to Oderzo | 5,129.90 mi (8,255.77 km) |
| Iona to Oggiono | 4,988.50 mi (8,028.21 km) |
| Iona to Olbia | 5,114.80 mi (8,231.48 km) |
| Iona to Oleggio | 4,960.25 mi (7,982.75 km) |
| Iona to Olgiate Comasco | 4,971.13 mi (8,000.26 km) |
| Iona to Olgiate Olona | 4,970.85 mi (7,999.81 km) |
| Iona to Omegna | 4,943.54 mi (7,955.86 km) |
| Iona to Opera | 4,991.91 mi (8,033.70 km) |
| Iona to Oppeano | 5,083.29 mi (8,180.76 km) |
| Iona to Orbassano | 4,923.56 mi (7,923.71 km) |
