| West Islip to Chenove | 3,752.18 mi (6,038.55 km) |
| West Islip to Cherbourg | 3,411.56 mi (5,490.37 km) |
| West Islip to Chevigny-Saint-Sauveur | 3,757.38 mi (6,046.92 km) |
| West Islip to Chevilly-Larue | 3,599.73 mi (5,793.21 km) |
| West Islip to Chilly-Mazarin | 3,599.62 mi (5,793.02 km) |
| West Islip to Choisy-le-Roi | 3,602.18 mi (5,797.15 km) |
| West Islip to Cholet | 3,502.80 mi (5,637.20 km) |
| West Islip to Clamart | 3,595.01 mi (5,785.61 km) |
| West Islip to Claye-Souilly | 3,609.32 mi (5,808.64 km) |
| West Islip to Clermont | 3,586.90 mi (5,772.55 km) |
| West Islip to Clermont-Ferrand | 3,710.80 mi (5,971.96 km) |
| West Islip to Clermont-l'Herault | 3,788.69 mi (6,097.31 km) |
| West Islip to Clichy | 3,594.27 mi (5,784.42 km) |
| West Islip to Clichy-sous-Bois | 3,604.56 mi (5,800.98 km) |
| West Islip to Cluses | 3,855.42 mi (6,204.70 km) |
