| Cities | Distance |
|---|
| Castalla to Orbetello | 677.51 mi (1,090.35 km) |
| Castalla to Oria | 982.20 mi (1,580.70 km) |
| Castalla to Oristano | 503.52 mi (810.34 km) |
| Castalla to Orta Nova | 886.43 mi (1,426.57 km) |
| Castalla to Orte | 734.86 mi (1,182.65 km) |
| Castalla to Ortona | 832.14 mi (1,339.20 km) |
| Castalla to Orvieto | 726.97 mi (1,169.94 km) |
| Castalla to Orzinuovi | 718.23 mi (1,155.88 km) |
| Castalla to Osimo | 809.82 mi (1,303.28 km) |
| Castalla to Ospitaletto | 730.13 mi (1,175.03 km) |
| Castalla to Ostuni | 980.21 mi (1,577.50 km) |
| Castalla to Ottaviano | 818.83 mi (1,317.78 km) |
| Castalla to Ovada | 636.37 mi (1,024.14 km) |
| Castalla to Ozieri | 532.78 mi (857.42 km) |
| Castalla to Paceco | 717.60 mi (1,154.86 km) |
