| South Houston to Casamassima | 5,913.53 mi (9,516.90 km) |
| South Houston to Casandrino | 5,800.68 mi (9,335.29 km) |
| South Houston to Casapulla | 5,796.88 mi (9,329.18 km) |
| South Houston to Casarano | 6,004.71 mi (9,663.64 km) |
| South Houston to Casatenovo | 5,414.03 mi (8,713.04 km) |
| South Houston to Casciana Terme | 5,547.06 mi (8,927.13 km) |
| South Houston to Cascina | 5,538.45 mi (8,913.27 km) |
| South Houston to Caselle Torinese | 5,362.52 mi (8,630.14 km) |
| South Houston to Caserta | 5,799.03 mi (9,332.63 km) |
| South Houston to Casier | 5,538.42 mi (8,913.22 km) |
| South Houston to Casorate Primo | 5,415.24 mi (8,714.99 km) |
| South Houston to Casoria | 5,804.13 mi (9,340.85 km) |
| South Houston to Cassano al Ionio | 5,935.39 mi (9,552.08 km) |
| South Houston to Cassano d'Adda | 5,428.39 mi (8,736.15 km) |
| South Houston to Cassano delle Murge | 5,909.92 mi (9,511.09 km) |
