| Hartford to Carmona | 3,489.51 mi (5,615.82 km) |
| Hartford to Cartagena | 3,710.62 mi (5,971.67 km) |
| Hartford to Cartama | 3,562.64 mi (5,733.51 km) |
| Hartford to Cartaya | 3,421.02 mi (5,505.60 km) |
| Hartford to Caspe | 3,639.63 mi (5,857.41 km) |
| Hartford to Cassa de la Selva | 3,753.29 mi (6,040.34 km) |
| Hartford to Castalla | 3,692.92 mi (5,943.19 km) |
| Hartford to Castellbisbal | 3,725.36 mi (5,995.39 km) |
| Hartford to Castelldefels | 3,731.32 mi (6,004.97 km) |
| Hartford to Castello de Ampurias | 3,750.81 mi (6,036.34 km) |
| Hartford to Castellon de la Plana | 3,678.69 mi (5,920.28 km) |
| Hartford to Castilleja de la Cuesta | 3,471.77 mi (5,587.28 km) |
| Hartford to Catarroja | 3,679.64 mi (5,921.80 km) |
| Hartford to Catral | 3,700.74 mi (5,955.77 km) |
| Hartford to Caudete | 3,674.31 mi (5,913.23 km) |
