| Illertissen to Cartagena | 920.86 mi (1,481.98 km) |
| Illertissen to Cartama | 1,089.18 mi (1,752.87 km) |
| Illertissen to Cartaya | 1,150.75 mi (1,851.95 km) |
| Illertissen to Caspe | 691.32 mi (1,112.58 km) |
| Illertissen to Cassa de la Selva | 560.68 mi (902.33 km) |
| Illertissen to Castalla | 854.55 mi (1,375.27 km) |
| Illertissen to Castellbisbal | 611.15 mi (983.55 km) |
| Illertissen to Castelldefels | 622.14 mi (1,001.23 km) |
| Illertissen to Castello de Ampurias | 534.11 mi (859.56 km) |
| Illertissen to Castellon de la Plana | 757.37 mi (1,218.88 km) |
| Illertissen to Castilleja de la Cuesta | 1,104.55 mi (1,777.61 km) |
| Illertissen to Catarroja | 801.19 mi (1,289.40 km) |
| Illertissen to Catral | 883.46 mi (1,421.79 km) |
| Illertissen to Caudete | 858.59 mi (1,381.77 km) |
| Illertissen to Cehegin | 918.70 mi (1,478.51 km) |
