| Allen Park to Chivasso | 4,294.36 mi (6,911.11 km) |
| Allen Park to Ciampino | 4,622.17 mi (7,438.66 km) |
| Allen Park to Cicciano | 4,736.75 mi (7,623.06 km) |
| Allen Park to Cingoli | 4,582.63 mi (7,375.03 km) |
| Allen Park to Cinisello Balsamo | 4,334.54 mi (6,975.77 km) |
| Allen Park to Cinisi | 4,796.07 mi (7,718.54 km) |
| Allen Park to Cirie | 4,280.99 mi (6,889.59 km) |
| Allen Park to Ciro Marina | 4,912.64 mi (7,906.14 km) |
| Allen Park to Cislago | 4,320.65 mi (6,953.41 km) |
| Allen Park to Cisterna di Latina | 4,640.27 mi (7,467.79 km) |
| Allen Park to Cisternino | 4,865.06 mi (7,829.56 km) |
| Allen Park to Citta di Castello | 4,539.44 mi (7,305.52 km) |
| Allen Park to Citta Sant'Angelo | 4,651.61 mi (7,486.04 km) |
| Allen Park to Cittadella | 4,433.07 mi (7,134.34 km) |
| Allen Park to Cittanova | 4,914.21 mi (7,908.65 km) |
