| Tomball to Castrovillari | 5,924.85 mi (9,535.12 km) |
| Tomball to Catania | 5,970.74 mi (9,608.97 km) |
| Tomball to Catanzaro | 5,979.70 mi (9,623.39 km) |
| Tomball to Cattolica | 5,614.14 mi (9,035.09 km) |
| Tomball to Cava de' Tirreni | 5,825.00 mi (9,374.43 km) |
| Tomball to Cavallino | 5,988.60 mi (9,637.72 km) |
| Tomball to Cavarzere | 5,542.74 mi (8,920.17 km) |
| Tomball to Cave | 5,705.62 mi (9,182.31 km) |
| Tomball to Cavriago | 5,495.39 mi (8,843.97 km) |
| Tomball to Cavriglia | 5,579.22 mi (8,978.89 km) |
| Tomball to Cazzago San Martino | 5,442.07 mi (8,758.17 km) |
| Tomball to Ceccano | 5,732.40 mi (9,225.41 km) |
| Tomball to Cecina | 5,545.93 mi (8,925.31 km) |
| Tomball to Cefalu | 5,901.60 mi (9,497.71 km) |
| Tomball to Ceglie Messapico | 5,945.38 mi (9,568.17 km) |
