| Boston to Chivasso | 645.11 mi (1,038.21 km) |
| Boston to Ciampino | 968.95 mi (1,559.37 km) |
| Boston to Cicciano | 1,072.45 mi (1,725.94 km) |
| Boston to Cingoli | 898.71 mi (1,446.33 km) |
| Boston to Cinisello Balsamo | 659.69 mi (1,061.67 km) |
| Boston to Cinisi | 1,199.71 mi (1,930.75 km) |
| Boston to Cirie | 635.41 mi (1,022.60 km) |
| Boston to Ciro Marina | 1,241.26 mi (1,997.62 km) |
| Boston to Cislago | 647.05 mi (1,041.32 km) |
| Boston to Cisterna di Latina | 987.48 mi (1,589.19 km) |
| Boston to Cisternino | 1,175.26 mi (1,891.40 km) |
| Boston to Citta di Castello | 864.13 mi (1,390.68 km) |
| Boston to Citta Sant'Angelo | 970.96 mi (1,562.61 km) |
| Boston to Cittadella | 732.32 mi (1,178.56 km) |
| Boston to Cittanova | 1,268.87 mi (2,042.05 km) |
