| Harper Woods to Carmona | 3,963.47 mi (6,378.59 km) |
| Harper Woods to Cartagena | 4,174.63 mi (6,718.42 km) |
| Harper Woods to Cartama | 4,037.89 mi (6,498.36 km) |
| Harper Woods to Cartaya | 3,898.65 mi (6,274.28 km) |
| Harper Woods to Caspe | 4,083.98 mi (6,572.53 km) |
| Harper Woods to Cassa de la Selva | 4,187.68 mi (6,739.42 km) |
| Harper Woods to Castalla | 4,151.71 mi (6,681.53 km) |
| Harper Woods to Castellbisbal | 4,163.97 mi (6,701.27 km) |
| Harper Woods to Castelldefels | 4,170.97 mi (6,712.54 km) |
| Harper Woods to Castello de Ampurias | 4,182.75 mi (6,731.48 km) |
| Harper Woods to Castellon de la Plana | 4,129.42 mi (6,645.66 km) |
| Harper Woods to Castilleja de la Cuesta | 3,946.90 mi (6,351.92 km) |
| Harper Woods to Catarroja | 4,134.02 mi (6,653.05 km) |
| Harper Woods to Catral | 4,161.84 mi (6,697.84 km) |
| Harper Woods to Caudete | 4,133.27 mi (6,651.85 km) |
