| Nea Ionia to Novi di Modena | 815.28 mi (1,312.07 km) |
| Nea Ionia to Novi Ligure | 902.07 mi (1,451.75 km) |
| Nea Ionia to Nuoro | 787.20 mi (1,266.87 km) |
| Nea Ionia to Occhiobello | 788.08 mi (1,268.29 km) |
| Nea Ionia to Oderzo | 787.02 mi (1,266.58 km) |
| Nea Ionia to Oggiono | 911.51 mi (1,466.93 km) |
| Nea Ionia to Olbia | 784.67 mi (1,262.81 km) |
| Nea Ionia to Oleggio | 935.25 mi (1,505.15 km) |
| Nea Ionia to Olgiate Comasco | 927.43 mi (1,492.56 km) |
| Nea Ionia to Olgiate Olona | 925.80 mi (1,489.93 km) |
| Nea Ionia to Omegna | 954.10 mi (1,535.48 km) |
| Nea Ionia to Opera | 903.28 mi (1,453.69 km) |
| Nea Ionia to Oppeano | 818.62 mi (1,317.45 km) |
| Nea Ionia to Orbassano | 964.71 mi (1,552.55 km) |
| Nea Ionia to Orbetello | 727.03 mi (1,170.04 km) |
