| Horizon City to Carmona | 5,438.58 mi (8,752.56 km) |
| Horizon City to Cartagena | 5,648.11 mi (9,089.76 km) |
| Horizon City to Cartama | 5,513.05 mi (8,872.39 km) |
| Horizon City to Cartaya | 5,373.79 mi (8,648.29 km) |
| Horizon City to Caspe | 5,549.88 mi (8,931.67 km) |
| Horizon City to Cassa de la Selva | 5,647.43 mi (9,088.66 km) |
| Horizon City to Castalla | 5,623.69 mi (9,050.45 km) |
| Horizon City to Castellbisbal | 5,626.42 mi (9,054.84 km) |
| Horizon City to Castelldefels | 5,634.01 mi (9,067.06 km) |
| Horizon City to Castello de Ampurias | 5,640.92 mi (9,078.18 km) |
| Horizon City to Castellon de la Plana | 5,598.28 mi (9,009.56 km) |
| Horizon City to Castilleja de la Cuesta | 5,422.06 mi (8,725.96 km) |
| Horizon City to Catarroja | 5,604.40 mi (9,019.42 km) |
| Horizon City to Catral | 5,634.54 mi (9,067.91 km) |
| Horizon City to Caudete | 5,605.32 mi (9,020.90 km) |
