| Ronkonkoma to Cassina de' Pecchi | 3,981.16 mi (6,407.06 km) |
| Ronkonkoma to Cassino | 4,312.35 mi (6,940.06 km) |
| Ronkonkoma to Castagneto Carducci | 4,111.68 mi (6,617.11 km) |
| Ronkonkoma to Castano Primo | 3,954.27 mi (6,363.78 km) |
| Ronkonkoma to Castel Bolognese | 4,125.26 mi (6,638.97 km) |
| Ronkonkoma to Castel Gandolfo | 4,251.31 mi (6,841.81 km) |
| Ronkonkoma to Castel Goffredo | 4,035.79 mi (6,494.98 km) |
| Ronkonkoma to Castel Maggiore | 4,098.19 mi (6,595.41 km) |
| Ronkonkoma to Castel Mella | 4,015.33 mi (6,462.05 km) |
| Ronkonkoma to Castel San Giorgio | 4,376.78 mi (7,043.75 km) |
| Ronkonkoma to Castel San Giovanni | 3,998.89 mi (6,435.60 km) |
| Ronkonkoma to Castel San Pietro Terme | 4,113.11 mi (6,619.41 km) |
| Ronkonkoma to Castel Volturno | 4,332.33 mi (6,972.21 km) |
| Ronkonkoma to Castelbuono | 4,456.02 mi (7,171.27 km) |
| Ronkonkoma to Casteldaccia | 4,425.74 mi (7,122.54 km) |
