| Rockville to Cervignano del Friuli | 4,381.55 mi (7,051.42 km) |
| Rockville to Cesa | 4,593.05 mi (7,391.80 km) |
| Rockville to Cesano Maderno | 4,210.68 mi (6,776.43 km) |
| Rockville to Cesena | 4,393.24 mi (7,070.24 km) |
| Rockville to Cesenatico | 4,397.57 mi (7,077.21 km) |
| Rockville to Cetraro | 4,724.09 mi (7,602.68 km) |
| Rockville to Cherasco | 4,186.70 mi (6,737.84 km) |
| Rockville to Chiampo | 4,304.40 mi (6,927.27 km) |
| Rockville to Chiaravalle | 4,458.86 mi (7,175.84 km) |
| Rockville to Chiari | 4,245.81 mi (6,832.97 km) |
| Rockville to Chiavari | 4,261.37 mi (6,858.01 km) |
| Rockville to Chieri | 4,173.23 mi (6,716.16 km) |
| Rockville to Chieti | 4,539.61 mi (7,305.80 km) |
| Rockville to Chioggia | 4,357.72 mi (7,013.07 km) |
| Rockville to Chiusi | 4,419.36 mi (7,112.28 km) |
