| Mount Prospect to Carmona | 4,207.28 mi (6,770.97 km) |
| Mount Prospect to Cartagena | 4,414.74 mi (7,104.83 km) |
| Mount Prospect to Cartama | 4,282.05 mi (6,891.30 km) |
| Mount Prospect to Cartaya | 4,143.77 mi (6,668.75 km) |
| Mount Prospect to Caspe | 4,317.18 mi (6,947.83 km) |
| Mount Prospect to Cassa de la Selva | 4,417.00 mi (7,108.47 km) |
| Mount Prospect to Castalla | 4,390.01 mi (7,065.03 km) |
| Mount Prospect to Castellbisbal | 4,394.91 mi (7,072.92 km) |
| Mount Prospect to Castelldefels | 4,402.28 mi (7,084.79 km) |
| Mount Prospect to Castello de Ampurias | 4,411.16 mi (7,099.07 km) |
| Mount Prospect to Castellon de la Plana | 4,364.86 mi (7,024.56 km) |
| Mount Prospect to Castilleja de la Cuesta | 4,191.12 mi (6,744.96 km) |
| Mount Prospect to Catarroja | 4,370.76 mi (7,034.06 km) |
| Mount Prospect to Catral | 4,400.94 mi (7,082.63 km) |
| Mount Prospect to Caudete | 4,371.65 mi (7,035.49 km) |
