| Rio Grande City to Chivasso | 5,687.44 mi (9,153.05 km) |
| Rio Grande City to Ciampino | 6,011.46 mi (9,674.51 km) |
| Rio Grande City to Cicciano | 6,126.74 mi (9,860.03 km) |
| Rio Grande City to Cingoli | 5,977.80 mi (9,620.34 km) |
| Rio Grande City to Cinisello Balsamo | 5,730.51 mi (9,222.36 km) |
| Rio Grande City to Cinisi | 6,172.39 mi (9,933.50 km) |
| Rio Grande City to Cirie | 5,673.81 mi (9,131.12 km) |
| Rio Grande City to Ciro Marina | 6,302.33 mi (10,142.62 km) |
| Rio Grande City to Cislago | 5,716.59 mi (9,199.96 km) |
| Rio Grande City to Cisterna di Latina | 6,029.25 mi (9,703.14 km) |
| Rio Grande City to Cisternino | 6,259.37 mi (10,073.48 km) |
| Rio Grande City to Citta di Castello | 5,933.45 mi (9,548.97 km) |
| Rio Grande City to Citta Sant'Angelo | 6,045.58 mi (9,729.43 km) |
| Rio Grande City to Cittadella | 5,832.40 mi (9,386.35 km) |
| Rio Grande City to Cittanova | 6,298.23 mi (10,136.02 km) |
