| Bad Frankenhausen to Cartagena | 1,118.42 mi (1,799.92 km) |
| Bad Frankenhausen to Cartama | 1,272.76 mi (2,048.30 km) |
| Bad Frankenhausen to Cartaya | 1,319.15 mi (2,122.97 km) |
| Bad Frankenhausen to Caspe | 876.41 mi (1,410.44 km) |
| Bad Frankenhausen to Cassa de la Selva | 760.63 mi (1,224.12 km) |
| Bad Frankenhausen to Castalla | 1,049.83 mi (1,689.54 km) |
| Bad Frankenhausen to Castellbisbal | 807.69 mi (1,299.85 km) |
| Bad Frankenhausen to Castelldefels | 819.71 mi (1,319.20 km) |
| Bad Frankenhausen to Castello de Ampurias | 733.31 mi (1,180.14 km) |
| Bad Frankenhausen to Castellon de la Plana | 949.76 mi (1,528.48 km) |
| Bad Frankenhausen to Castilleja de la Cuesta | 1,277.95 mi (2,056.67 km) |
| Bad Frankenhausen to Catarroja | 994.33 mi (1,600.23 km) |
| Bad Frankenhausen to Catral | 1,079.81 mi (1,737.78 km) |
| Bad Frankenhausen to Caudete | 1,051.78 mi (1,692.68 km) |
| Bad Frankenhausen to Cehegin | 1,110.37 mi (1,786.96 km) |
