| Cities | Distance |
|---|---|
| Signa to Orbetello | 93.03 mi (149.71 km) |
| Signa to Oria | 404.15 mi (650.41 km) |
| Signa to Oristano | 297.36 mi (478.55 km) |
| Signa to Orta Nova | 289.40 mi (465.74 km) |
| Signa to Orte | 112.08 mi (180.38 km) |
| Signa to Ortona | 193.77 mi (311.84 km) |
| Signa to Orvieto | 89.44 mi (143.94 km) |
| Signa to Orzinuovi | 125.59 mi (202.11 km) |
| Signa to Osimo | 120.97 mi (194.68 km) |
| Signa to Ospitaletto | 132.42 mi (213.10 km) |
| Signa to Ostuni | 392.66 mi (631.93 km) |
| Signa to Ottaviano | 266.13 mi (428.29 km) |
| Signa to Ovada | 135.13 mi (217.47 km) |
| Signa to Ozieri | 245.66 mi (395.35 km) |
| Signa to Paceco | 407.82 mi (656.32 km) |