| Cities | Distance |
|---|---|
| Nice to Oria | 575.18 mi (925.66 km) |
| Nice to Oristano | 271.11 mi (436.31 km) |
| Nice to Orta Nova | 460.00 mi (740.30 km) |
| Nice to Orte | 272.21 mi (438.09 km) |
| Nice to Ortona | 372.12 mi (598.87 km) |
| Nice to Orvieto | 253.21 mi (407.50 km) |
| Nice to Orzinuovi | 176.01 mi (283.26 km) |
| Nice to Osimo | 311.40 mi (501.15 km) |
| Nice to Ospitaletto | 188.19 mi (302.86 km) |
| Nice to Ostuni | 565.91 mi (910.74 km) |
| Nice to Ottaviano | 417.85 mi (672.46 km) |
| Nice to Ovada | 94.12 mi (151.47 km) |
| Nice to Ozieri | 233.10 mi (375.15 km) |
| Nice to Paceco | 481.92 mi (775.57 km) |
| Nice to Pachino | 634.91 mi (1,021.79 km) |