| Sumter to Casamassima | 5,069.36 mi (8,158.35 km) |
| Sumter to Casandrino | 4,949.53 mi (7,965.51 km) |
| Sumter to Casapulla | 4,946.53 mi (7,960.66 km) |
| Sumter to Casarano | 5,158.98 mi (8,302.57 km) |
| Sumter to Casatenovo | 4,578.26 mi (7,368.00 km) |
| Sumter to Casciana Terme | 4,701.40 mi (7,566.18 km) |
| Sumter to Cascina | 4,693.52 mi (7,553.49 km) |
| Sumter to Caselle Torinese | 4,519.86 mi (7,274.00 km) |
| Sumter to Caserta | 4,948.79 mi (7,964.32 km) |
| Sumter to Casier | 4,709.50 mi (7,579.21 km) |
| Sumter to Casorate Primo | 4,576.45 mi (7,365.09 km) |
| Sumter to Casoria | 4,952.94 mi (7,970.98 km) |
| Sumter to Cassano al Ionio | 5,083.51 mi (8,181.13 km) |
| Sumter to Cassano d'Adda | 4,592.07 mi (7,390.22 km) |
| Sumter to Cassano delle Murge | 5,064.99 mi (8,151.32 km) |
