| East Islip to Chivasso | 3,933.09 mi (6,329.70 km) |
| East Islip to Ciampino | 4,252.76 mi (6,844.16 km) |
| East Islip to Cicciano | 4,368.30 mi (7,030.10 km) |
| East Islip to Cingoli | 4,224.84 mi (6,799.23 km) |
| East Islip to Cinisello Balsamo | 3,979.40 mi (6,404.22 km) |
| East Islip to Cinisi | 4,407.03 mi (7,092.42 km) |
| East Islip to Cirie | 3,919.23 mi (6,307.40 km) |
| East Islip to Ciro Marina | 4,543.25 mi (7,311.65 km) |
| East Islip to Cislago | 3,965.49 mi (6,381.84 km) |
| East Islip to Cisterna di Latina | 4,270.28 mi (6,872.36 km) |
| East Islip to Cisternino | 4,504.56 mi (7,249.39 km) |
| East Islip to Citta di Castello | 4,179.32 mi (6,725.96 km) |
| East Islip to Citta Sant'Angelo | 4,291.06 mi (6,905.79 km) |
| East Islip to Cittadella | 4,085.94 mi (6,575.68 km) |
| East Islip to Cittanova | 4,535.65 mi (7,299.42 km) |
