| Harper Woods to Chivasso | 4,275.42 mi (6,880.63 km) |
| Harper Woods to Ciampino | 4,603.25 mi (7,408.21 km) |
| Harper Woods to Cicciano | 4,717.82 mi (7,592.60 km) |
| Harper Woods to Cingoli | 4,563.67 mi (7,344.52 km) |
| Harper Woods to Cinisello Balsamo | 4,315.58 mi (6,945.25 km) |
| Harper Woods to Cinisi | 4,777.26 mi (7,688.25 km) |
| Harper Woods to Cirie | 4,262.05 mi (6,859.11 km) |
| Harper Woods to Ciro Marina | 4,893.72 mi (7,875.68 km) |
| Harper Woods to Cislago | 4,301.69 mi (6,922.90 km) |
| Harper Woods to Cisterna di Latina | 4,621.35 mi (7,437.34 km) |
| Harper Woods to Cisternino | 4,846.11 mi (7,799.06 km) |
| Harper Woods to Citta di Castello | 4,520.49 mi (7,275.02 km) |
| Harper Woods to Citta Sant'Angelo | 4,632.66 mi (7,455.54 km) |
| Harper Woods to Cittadella | 4,414.10 mi (7,103.81 km) |
| Harper Woods to Cittanova | 4,895.32 mi (7,878.26 km) |
