| East Islip to Carmona | 3,537.88 mi (5,693.67 km) |
| East Islip to Cartagena | 3,761.31 mi (6,053.25 km) |
| East Islip to Cartama | 3,610.60 mi (5,810.70 km) |
| East Islip to Cartaya | 3,468.45 mi (5,581.93 km) |
| East Islip to Caspe | 3,694.60 mi (5,945.89 km) |
| East Islip to Cassa de la Selva | 3,810.02 mi (6,131.63 km) |
| East Islip to Castalla | 3,744.84 mi (6,026.73 km) |
| East Islip to Castellbisbal | 3,781.35 mi (6,085.49 km) |
| East Islip to Castelldefels | 3,787.10 mi (6,094.76 km) |
| East Islip to Castello de Ampurias | 3,807.97 mi (6,128.33 km) |
| East Islip to Castellon de la Plana | 3,732.35 mi (6,006.64 km) |
| East Islip to Castilleja de la Cuesta | 3,519.85 mi (5,664.65 km) |
| East Islip to Catarroja | 3,732.53 mi (6,006.92 km) |
| East Islip to Catral | 3,752.12 mi (6,038.46 km) |
| East Islip to Caudete | 3,726.20 mi (5,996.74 km) |
