| Lanham to Chivasso | 4,161.80 mi (6,697.78 km) |
| Lanham to Ciampino | 4,481.69 mi (7,212.59 km) |
| Lanham to Cicciano | 4,597.23 mi (7,398.52 km) |
| Lanham to Cingoli | 4,453.50 mi (7,167.22 km) |
| Lanham to Cinisello Balsamo | 4,207.92 mi (6,771.99 km) |
| Lanham to Cinisi | 4,635.88 mi (7,460.73 km) |
| Lanham to Cirie | 4,147.96 mi (6,675.50 km) |
| Lanham to Ciro Marina | 4,772.20 mi (7,680.11 km) |
| Lanham to Cislago | 4,194.01 mi (6,749.60 km) |
| Lanham to Cisterna di Latina | 4,499.22 mi (7,240.80 km) |
| Lanham to Cisternino | 4,733.35 mi (7,617.59 km) |
| Lanham to Citta di Castello | 4,408.04 mi (7,094.05 km) |
| Lanham to Citta Sant'Angelo | 4,519.81 mi (7,273.93 km) |
| Lanham to Cittadella | 4,314.14 mi (6,942.94 km) |
| Lanham to Cittanova | 4,764.63 mi (7,667.94 km) |
