| Lake Ronkonkoma to Castelletto sopra Ticino | 3,941.78 mi (6,343.68 km) |
| Lake Ronkonkoma to Castelli Calepio | 3,998.81 mi (6,435.47 km) |
| Lake Ronkonkoma to Castelnovo ne' Monti | 4,059.27 mi (6,532.77 km) |
| Lake Ronkonkoma to Castelnuovo Berardenga | 4,143.73 mi (6,668.69 km) |
| Lake Ronkonkoma to Castelnuovo di Porto | 4,229.48 mi (6,806.69 km) |
| Lake Ronkonkoma to Castelnuovo di Verona | 4,042.36 mi (6,505.56 km) |
| Lake Ronkonkoma to Castelnuovo Rangone | 4,078.51 mi (6,563.73 km) |
| Lake Ronkonkoma to Castelvetrano | 4,404.09 mi (7,087.70 km) |
| Lake Ronkonkoma to Castelvetro di Modena | 4,080.89 mi (6,567.56 km) |
| Lake Ronkonkoma to Castenaso | 4,103.05 mi (6,603.22 km) |
| Lake Ronkonkoma to Castenedolo | 4,021.04 mi (6,471.24 km) |
| Lake Ronkonkoma to Castiglion Fiorentino | 4,161.95 mi (6,698.02 km) |
| Lake Ronkonkoma to Castiglione del Lago | 4,174.64 mi (6,718.43 km) |
| Lake Ronkonkoma to Castiglione delle Stiviere | 4,032.03 mi (6,488.92 km) |
| Lake Ronkonkoma to Castrolibero | 4,496.90 mi (7,237.07 km) |
