| Ronkonkoma to Carmignano | 4,108.08 mi (6,611.32 km) |
| Ronkonkoma to Carovigno | 4,510.34 mi (7,258.69 km) |
| Ronkonkoma to Carpenedolo | 4,031.78 mi (6,488.52 km) |
| Ronkonkoma to Carpi | 4,070.18 mi (6,550.32 km) |
| Ronkonkoma to Carrara | 4,059.38 mi (6,532.94 km) |
| Ronkonkoma to Carugate | 3,978.67 mi (6,403.05 km) |
| Ronkonkoma to Casal di Principe | 4,343.14 mi (6,989.60 km) |
| Ronkonkoma to Casale Monferrato | 3,953.97 mi (6,363.30 km) |
| Ronkonkoma to Casale sul Sile | 4,105.13 mi (6,606.57 km) |
| Ronkonkoma to Casalecchio di Reno | 4,097.37 mi (6,594.08 km) |
| Ronkonkoma to Casalgrande | 4,070.29 mi (6,550.50 km) |
| Ronkonkoma to Casalmaggiore | 4,043.34 mi (6,507.13 km) |
| Ronkonkoma to Casalnuovo di Napoli | 4,356.39 mi (7,010.93 km) |
| Ronkonkoma to Casalpusterlengo | 4,004.16 mi (6,444.08 km) |
| Ronkonkoma to Casaluce | 4,346.70 mi (6,995.34 km) |
