| Rapid City to Casamassima | 5,488.15 mi (8,832.32 km) |
| Rapid City to Casandrino | 5,399.71 mi (8,689.99 km) |
| Rapid City to Casapulla | 5,393.85 mi (8,680.56 km) |
| Rapid City to Casarano | 5,579.56 mi (8,979.44 km) |
| Rapid City to Casatenovo | 4,989.36 mi (8,029.60 km) |
| Rapid City to Casciana Terme | 5,142.29 mi (8,275.72 km) |
| Rapid City to Cascina | 5,132.09 mi (8,259.31 km) |
| Rapid City to Caselle Torinese | 4,958.31 mi (7,979.64 km) |
| Rapid City to Caserta | 5,395.54 mi (8,683.29 km) |
| Rapid City to Casier | 5,090.80 mi (8,192.86 km) |
| Rapid City to Casorate Primo | 4,998.29 mi (8,043.97 km) |
| Rapid City to Casoria | 5,403.16 mi (8,695.54 km) |
| Rapid City to Cassano al Ionio | 5,530.52 mi (8,900.52 km) |
| Rapid City to Cassano d'Adda | 5,004.44 mi (8,053.87 km) |
| Rapid City to Cassano delle Murge | 5,486.76 mi (8,830.09 km) |
