| Ronkonkoma to Cabestany | 3,783.65 mi (6,089.20 km) |
| Ronkonkoma to Cabries | 3,870.79 mi (6,229.43 km) |
| Ronkonkoma to Cachan | 3,586.90 mi (5,772.56 km) |
| Ronkonkoma to Caen | 3,462.77 mi (5,572.79 km) |
| Ronkonkoma to Cagnes-sur-Mer | 3,942.81 mi (6,345.34 km) |
| Ronkonkoma to Cahors | 3,663.93 mi (5,896.53 km) |
| Ronkonkoma to Calais | 3,514.93 mi (5,656.74 km) |
| Ronkonkoma to Caluire-et-Cuire | 3,776.65 mi (6,077.94 km) |
| Ronkonkoma to Cambrai | 3,590.16 mi (5,777.81 km) |
| Ronkonkoma to Canet-en-Roussillon | 3,785.84 mi (6,092.72 km) |
| Ronkonkoma to Cannes | 3,940.33 mi (6,341.36 km) |
| Ronkonkoma to Canteleu | 3,515.95 mi (5,658.38 km) |
| Ronkonkoma to Capbreton | 3,555.55 mi (5,722.10 km) |
| Ronkonkoma to Carcassonne | 3,740.81 mi (6,020.25 km) |
| Ronkonkoma to Carmaux | 3,707.63 mi (5,966.85 km) |
