| Sluis to Caguas (Puerto Rico) | 4,357.90 mi (7,013.36 km) |
| Sluis to Cahokia (Illinois) | 4,343.14 mi (6,989.60 km) |
| Sluis to Calabasas (California) | 5,568.61 mi (8,961.81 km) |
| Sluis to Caldwell (Idaho) | 4,961.39 mi (7,984.58 km) |
| Sluis to Caledonia (Wisconsin) | 4,052.62 mi (6,522.07 km) |
| Sluis to Calera (Alabama) | 4,479.18 mi (7,208.55 km) |
| Sluis to Calexico (California) | 5,552.66 mi (8,936.14 km) |
| Sluis to Calhoun (Georgia) | 4,339.25 mi (6,983.35 km) |
| Sluis to California (Maryland) | 3,817.80 mi (6,144.16 km) |
| Sluis to California City (California) | 5,484.82 mi (8,826.96 km) |
| Sluis to Callaway (Florida) | 4,581.42 mi (7,373.08 km) |
| Sluis to Calumet City (Illinois) | 4,096.49 mi (6,592.66 km) |
| Sluis to Calverton (Maryland) | 3,801.44 mi (6,117.82 km) |
| Sluis to Camano (Washington) | 4,855.12 mi (7,813.56 km) |
| Sluis to Camarillo (California) | 5,574.75 mi (8,971.69 km) |
