| Zafferana Etnea to Orbetello | 387.51 mi (623.64 km) |
| Zafferana Etnea to Oria | 237.31 mi (381.92 km) |
| Zafferana Etnea to Oristano | 382.52 mi (615.61 km) |
| Zafferana Etnea to Orta Nova | 254.11 mi (408.96 km) |
| Zafferana Etnea to Orte | 359.85 mi (579.12 km) |
| Zafferana Etnea to Ortona | 324.55 mi (522.32 km) |
| Zafferana Etnea to Orvieto | 381.92 mi (614.64 km) |
| Zafferana Etnea to Orzinuovi | 596.05 mi (959.26 km) |
| Zafferana Etnea to Osimo | 409.60 mi (659.18 km) |
| Zafferana Etnea to Ospitaletto | 602.38 mi (969.44 km) |
| Zafferana Etnea to Ostuni | 249.14 mi (400.95 km) |
| Zafferana Etnea to Ottaviano | 221.32 mi (356.17 km) |
| Zafferana Etnea to Ovada | 585.81 mi (942.76 km) |
| Zafferana Etnea to Ozieri | 383.21 mi (616.71 km) |
| Zafferana Etnea to Paceco | 140.68 mi (226.41 km) |
