| Lake Ronkonkoma to Cavaillon | 3,841.87 mi (6,182.89 km) |
| Lake Ronkonkoma to Cebazat | 3,697.49 mi (5,950.54 km) |
| Lake Ronkonkoma to Cenon | 3,562.27 mi (5,732.92 km) |
| Lake Ronkonkoma to Cergy | 3,567.85 mi (5,741.91 km) |
| Lake Ronkonkoma to Cernay | 3,816.79 mi (6,142.53 km) |
| Lake Ronkonkoma to Cesson | 3,602.52 mi (5,797.70 km) |
| Lake Ronkonkoma to Cesson-Sevigne | 3,432.86 mi (5,524.65 km) |
| Lake Ronkonkoma to Cestas | 3,558.51 mi (5,726.87 km) |
| Lake Ronkonkoma to Chalette-sur-Loing | 3,622.60 mi (5,830.02 km) |
| Lake Ronkonkoma to Challans | 3,451.21 mi (5,554.19 km) |
| Lake Ronkonkoma to Chalon-sur-Saone | 3,747.13 mi (6,030.42 km) |
| Lake Ronkonkoma to Chalons-en-Champagne | 3,666.76 mi (5,901.08 km) |
| Lake Ronkonkoma to Chamalieres | 3,697.66 mi (5,950.80 km) |
| Lake Ronkonkoma to Chambery | 3,828.28 mi (6,161.02 km) |
| Lake Ronkonkoma to Chambly | 3,572.41 mi (5,749.24 km) |
