| Takoma Park to Carmona | 3,770.14 mi (6,067.46 km) |
| Takoma Park to Cartagena | 3,994.89 mi (6,429.16 km) |
| Takoma Park to Cartama | 3,842.58 mi (6,184.03 km) |
| Takoma Park to Cartaya | 3,700.09 mi (5,954.72 km) |
| Takoma Park to Caspe | 3,929.81 mi (6,324.42 km) |
| Takoma Park to Cassa de la Selva | 4,045.51 mi (6,510.62 km) |
| Takoma Park to Castalla | 3,979.00 mi (6,403.58 km) |
| Takoma Park to Castellbisbal | 4,016.75 mi (6,464.33 km) |
| Takoma Park to Castelldefels | 4,022.47 mi (6,473.55 km) |
| Takoma Park to Castello de Ampurias | 4,043.50 mi (6,507.38 km) |
| Takoma Park to Castellon de la Plana | 3,967.19 mi (6,384.58 km) |
| Takoma Park to Castilleja de la Cuesta | 3,751.92 mi (6,038.13 km) |
| Takoma Park to Catarroja | 3,967.10 mi (6,384.43 km) |
| Takoma Park to Catral | 3,986.04 mi (6,414.92 km) |
| Takoma Park to Caudete | 3,960.36 mi (6,373.58 km) |
