| Cities | Distance |
|---|---|
| Grammichele to Oria | 278.39 mi (448.03 km) |
| Grammichele to Oristano | 375.68 mi (604.60 km) |
| Grammichele to Orta Nova | 290.14 mi (466.94 km) |
| Grammichele to Orte | 381.55 mi (614.05 km) |
| Grammichele to Ortona | 355.04 mi (571.38 km) |
| Grammichele to Orvieto | 403.05 mi (648.65 km) |
| Grammichele to Orzinuovi | 615.69 mi (990.86 km) |
| Grammichele to Osimo | 437.34 mi (703.83 km) |
| Grammichele to Ospitaletto | 622.66 mi (1,002.08 km) |
| Grammichele to Ostuni | 290.06 mi (466.81 km) |
| Grammichele to Ottaviano | 251.32 mi (404.46 km) |
| Grammichele to Ovada | 600.37 mi (966.21 km) |
| Grammichele to Ozieri | 381.92 mi (614.64 km) |
| Grammichele to Paceco | 125.95 mi (202.70 km) |
| Grammichele to Pachino | 42.88 mi (69.01 km) |