| Somersworth to Chivasso | 3,739.39 mi (6,017.96 km) |
| Somersworth to Ciampino | 4,061.31 mi (6,536.04 km) |
| Somersworth to Cicciano | 4,176.73 mi (6,721.80 km) |
| Somersworth to Cingoli | 4,030.68 mi (6,486.75 km) |
| Somersworth to Cinisello Balsamo | 3,784.40 mi (6,090.40 km) |
| Somersworth to Cinisi | 4,220.91 mi (6,792.90 km) |
| Somersworth to Cirie | 3,725.63 mi (5,995.81 km) |
| Somersworth to Ciro Marina | 4,352.08 mi (7,004.00 km) |
| Somersworth to Cislago | 3,770.48 mi (6,068.00 km) |
| Somersworth to Cisterna di Latina | 4,078.99 mi (6,564.49 km) |
| Somersworth to Cisternino | 4,311.28 mi (6,938.34 km) |
| Somersworth to Citta di Castello | 3,985.62 mi (6,414.24 km) |
| Somersworth to Citta Sant'Angelo | 4,097.57 mi (6,594.41 km) |
| Somersworth to Cittadella | 3,889.40 mi (6,259.39 km) |
| Somersworth to Cittanova | 4,346.79 mi (6,995.48 km) |
