| Rockville Centre to Cassina de' Pecchi | 4,008.74 mi (6,451.45 km) |
| Rockville Centre to Cassino | 4,340.20 mi (6,984.87 km) |
| Rockville Centre to Castagneto Carducci | 4,139.50 mi (6,661.88 km) |
| Rockville Centre to Castano Primo | 3,981.87 mi (6,408.21 km) |
| Rockville Centre to Castel Bolognese | 4,152.88 mi (6,683.42 km) |
| Rockville Centre to Castel Gandolfo | 4,279.18 mi (6,886.68 km) |
| Rockville Centre to Castel Goffredo | 4,063.35 mi (6,539.33 km) |
| Rockville Centre to Castel Maggiore | 4,125.80 mi (6,639.84 km) |
| Rockville Centre to Castel Mella | 4,042.88 mi (6,506.39 km) |
| Rockville Centre to Castel San Giorgio | 4,404.66 mi (7,088.62 km) |
| Rockville Centre to Castel San Giovanni | 4,026.54 mi (6,480.08 km) |
| Rockville Centre to Castel San Pietro Terme | 4,140.73 mi (6,663.86 km) |
| Rockville Centre to Castel Volturno | 4,360.22 mi (7,017.09 km) |
| Rockville Centre to Castelbuono | 4,484.18 mi (7,216.59 km) |
| Rockville Centre to Casteldaccia | 4,453.92 mi (7,167.89 km) |
