| Cities | Distance |
|---|---|
| Smartno to Orbetello | 307.15 mi (494.31 km) |
| Smartno to Oria | 407.84 mi (656.35 km) |
| Smartno to Oristano | 528.65 mi (850.78 km) |
| Smartno to Orta Nova | 328.51 mi (528.68 km) |
| Smartno to Orte | 275.90 mi (444.02 km) |
| Smartno to Ortona | 256.19 mi (412.30 km) |
| Smartno to Orvieto | 266.53 mi (428.94 km) |
| Smartno to Orzinuovi | 241.10 mi (388.02 km) |
| Smartno to Osimo | 189.14 mi (304.40 km) |
| Smartno to Ospitaletto | 232.36 mi (373.95 km) |
| Smartno to Ostuni | 391.76 mi (630.48 km) |
| Smartno to Ottaviano | 359.35 mi (578.32 km) |
| Smartno to Ovada | 316.27 mi (508.98 km) |
| Smartno to Ozieri | 477.80 mi (768.95 km) |
| Smartno to Paceco | 569.22 mi (916.07 km) |