| Cities | Distance |
|---|---|
| Nea Ionia to Oria | 368.80 mi (593.53 km) |
| Nea Ionia to Oristano | 823.47 mi (1,325.24 km) |
| Nea Ionia to Orta Nova | 484.09 mi (779.07 km) |
| Nea Ionia to Orte | 672.06 mi (1,081.57 km) |
| Nea Ionia to Ortona | 576.11 mi (927.16 km) |
| Nea Ionia to Orvieto | 692.05 mi (1,113.75 km) |
| Nea Ionia to Orzinuovi | 873.72 mi (1,406.12 km) |
| Nea Ionia to Osimo | 655.34 mi (1,054.67 km) |
| Nea Ionia to Ospitaletto | 873.48 mi (1,405.74 km) |
| Nea Ionia to Ostuni | 378.36 mi (608.90 km) |
| Nea Ionia to Ottaviano | 531.33 mi (855.09 km) |
| Nea Ionia to Ovada | 904.69 mi (1,455.95 km) |
| Nea Ionia to Ozieri | 806.79 mi (1,298.40 km) |
| Nea Ionia to Paceco | 609.37 mi (980.69 km) |
| Nea Ionia to Pachino | 483.39 mi (777.94 km) |