| Seabrook to Chivasso | 4,161.42 mi (6,697.15 km) |
| Seabrook to Ciampino | 4,481.34 mi (7,212.01 km) |
| Seabrook to Cicciano | 4,596.87 mi (7,397.95 km) |
| Seabrook to Cingoli | 4,453.11 mi (7,166.59 km) |
| Seabrook to Cinisello Balsamo | 4,207.51 mi (6,771.33 km) |
| Seabrook to Cinisi | 4,635.60 mi (7,460.27 km) |
| Seabrook to Cirie | 4,147.57 mi (6,674.87 km) |
| Seabrook to Ciro Marina | 4,771.85 mi (7,679.54 km) |
| Seabrook to Cislago | 4,193.60 mi (6,748.95 km) |
| Seabrook to Cisterna di Latina | 4,498.87 mi (7,240.23 km) |
| Seabrook to Cisternino | 4,732.97 mi (7,616.97 km) |
| Seabrook to Citta di Castello | 4,407.65 mi (7,093.43 km) |
| Seabrook to Citta Sant'Angelo | 4,519.43 mi (7,273.31 km) |
| Seabrook to Cittadella | 4,313.71 mi (6,942.25 km) |
| Seabrook to Cittanova | 4,764.31 mi (7,667.42 km) |
