| Allen Park to Carmona | 3,981.57 mi (6,407.72 km) |
| Allen Park to Cartagena | 4,192.95 mi (6,747.91 km) |
| Allen Park to Cartama | 4,055.97 mi (6,527.45 km) |
| Allen Park to Cartaya | 3,916.66 mi (6,303.26 km) |
| Allen Park to Caspe | 4,102.61 mi (6,602.51 km) |
| Allen Park to Cassa de la Selva | 4,206.42 mi (6,769.58 km) |
| Allen Park to Castalla | 4,170.13 mi (6,711.18 km) |
| Allen Park to Castellbisbal | 4,182.67 mi (6,731.35 km) |
| Allen Park to Castelldefels | 4,189.66 mi (6,742.61 km) |
| Allen Park to Castello de Ampurias | 4,201.51 mi (6,761.68 km) |
| Allen Park to Castellon de la Plana | 4,147.96 mi (6,675.50 km) |
| Allen Park to Castilleja de la Cuesta | 3,964.97 mi (6,381.00 km) |
| Allen Park to Catarroja | 4,152.50 mi (6,682.81 km) |
| Allen Park to Catral | 4,180.22 mi (6,727.42 km) |
| Allen Park to Caudete | 4,151.68 mi (6,681.49 km) |
