| Cities | Distance |
|---|---|
| Rome to Oggiono | 310.78 mi (500.15 km) |
| Rome to Olbia | 168.65 mi (271.41 km) |
| Rome to Oleggio | 320.10 mi (515.15 km) |
| Rome to Olgiate Comasco | 320.79 mi (516.25 km) |
| Rome to Olgiate Olona | 314.64 mi (506.36 km) |
| Rome to Omegna | 341.96 mi (550.33 km) |
| Rome to Opera | 291.19 mi (468.62 km) |
| Rome to Oppeano | 244.20 mi (393.00 km) |
| Rome to Orbassano | 328.28 mi (528.32 km) |
| Rome to Orbetello | 75.21 mi (121.04 km) |
| Rome to Oria | 284.49 mi (457.84 km) |
| Rome to Oristano | 245.22 mi (394.64 km) |
| Rome to Orta Nova | 171.24 mi (275.58 km) |
| Rome to Orte | 39.50 mi (63.57 km) |
| Rome to Ortona | 103.20 mi (166.08 km) |