| Lake Ronkonkoma to Carpentras | 3,835.71 mi (6,172.98 km) |
| Lake Ronkonkoma to Carquefou | 3,457.28 mi (5,563.95 km) |
| Lake Ronkonkoma to Carqueiranne | 3,911.28 mi (6,294.60 km) |
| Lake Ronkonkoma to Carrieres-sous-Poissy | 3,569.02 mi (5,743.78 km) |
| Lake Ronkonkoma to Carrieres-sur-Seine | 3,580.54 mi (5,762.31 km) |
| Lake Ronkonkoma to Carros | 3,939.89 mi (6,340.63 km) |
| Lake Ronkonkoma to Carvin | 3,569.38 mi (5,744.37 km) |
| Lake Ronkonkoma to Castanet-Tolosan | 3,691.68 mi (5,941.19 km) |
| Lake Ronkonkoma to Castelginest | 3,683.58 mi (5,928.16 km) |
| Lake Ronkonkoma to Castelnau-le-Lez | 3,796.94 mi (6,110.59 km) |
| Lake Ronkonkoma to Castelnaudary | 3,718.18 mi (5,983.83 km) |
| Lake Ronkonkoma to Castelsarrasin | 3,658.92 mi (5,888.46 km) |
| Lake Ronkonkoma to Castres | 3,723.39 mi (5,992.21 km) |
| Lake Ronkonkoma to Caudebec-les-Elbeuf | 3,517.84 mi (5,661.41 km) |
| Lake Ronkonkoma to Caudry | 3,597.13 mi (5,789.03 km) |
