| West Islip to Cassina de' Pecchi | 3,992.43 mi (6,425.19 km) |
| West Islip to Cassino | 4,323.59 mi (6,958.14 km) |
| West Islip to Castagneto Carducci | 4,122.92 mi (6,635.20 km) |
| West Islip to Castano Primo | 3,965.53 mi (6,381.91 km) |
| West Islip to Castel Bolognese | 4,136.53 mi (6,657.10 km) |
| West Islip to Castel Gandolfo | 4,262.54 mi (6,859.89 km) |
| West Islip to Castel Goffredo | 4,047.06 mi (6,513.11 km) |
| West Islip to Castel Maggiore | 4,109.46 mi (6,613.54 km) |
| West Islip to Castel Mella | 4,026.60 mi (6,480.19 km) |
| West Islip to Castel San Giorgio | 4,388.01 mi (7,061.82 km) |
| West Islip to Castel San Giovanni | 4,010.16 mi (6,453.72 km) |
| West Islip to Castel San Pietro Terme | 4,124.37 mi (6,637.54 km) |
| West Islip to Castel Volturno | 4,343.56 mi (6,990.28 km) |
| West Islip to Castelbuono | 4,467.18 mi (7,189.23 km) |
| West Islip to Casteldaccia | 4,436.90 mi (7,140.50 km) |
