| Lake Ronkonkoma to Corato | 4,436.48 mi (7,139.82 km) |
| Lake Ronkonkoma to Corbetta | 3,961.83 mi (6,375.94 km) |
| Lake Ronkonkoma to Corciano | 4,185.11 mi (6,735.28 km) |
| Lake Ronkonkoma to Cordenons | 4,106.31 mi (6,608.46 km) |
| Lake Ronkonkoma to Cori | 4,265.00 mi (6,863.86 km) |
| Lake Ronkonkoma to Coriano | 4,170.17 mi (6,711.24 km) |
| Lake Ronkonkoma to Corigliano Calabro | 4,500.20 mi (7,242.37 km) |
| Lake Ronkonkoma to Corleone | 4,422.39 mi (7,117.15 km) |
| Lake Ronkonkoma to Cormano | 3,969.97 mi (6,389.05 km) |
| Lake Ronkonkoma to Cornaredo | 3,965.80 mi (6,382.35 km) |
| Lake Ronkonkoma to Cornate d'Adda | 3,979.70 mi (6,404.71 km) |
| Lake Ronkonkoma to Cornedo Vicentino | 4,061.27 mi (6,535.98 km) |
| Lake Ronkonkoma to Correggio | 4,064.72 mi (6,541.53 km) |
| Lake Ronkonkoma to Corridonia | 4,234.70 mi (6,815.09 km) |
| Lake Ronkonkoma to Corsico | 3,971.50 mi (6,391.52 km) |
