| Rockville Centre to Casamassima | 4,495.83 mi (7,235.34 km) |
| Rockville Centre to Casandrino | 4,379.24 mi (7,047.70 km) |
| Rockville Centre to Casapulla | 4,375.82 mi (7,042.21 km) |
| Rockville Centre to Casarano | 4,586.26 mi (7,380.87 km) |
| Rockville Centre to Casatenovo | 4,000.61 mi (6,438.37 km) |
| Rockville Centre to Casciana Terme | 4,128.16 mi (6,643.63 km) |
| Rockville Centre to Cascina | 4,119.93 mi (6,630.38 km) |
| Rockville Centre to Caselle Torinese | 3,945.03 mi (6,348.92 km) |
| Rockville Centre to Caserta | 4,378.03 mi (7,045.76 km) |
| Rockville Centre to Casier | 4,129.47 mi (6,645.74 km) |
| Rockville Centre to Casorate Primo | 4,000.03 mi (6,437.42 km) |
| Rockville Centre to Casoria | 4,382.67 mi (7,053.22 km) |
| Rockville Centre to Cassano al Ionio | 4,513.72 mi (7,264.14 km) |
| Rockville Centre to Cassano d'Adda | 4,014.66 mi (6,460.96 km) |
| Rockville Centre to Cassano delle Murge | 4,491.81 mi (7,228.86 km) |
