| Thornton to Castrovillari | 1,281.29 mi (2,062.04 km) |
| Thornton to Catania | 1,383.89 mi (2,227.15 km) |
| Thornton to Catanzaro | 1,345.56 mi (2,165.47 km) |
| Thornton to Cattolica | 945.06 mi (1,520.92 km) |
| Thornton to Cava de' Tirreni | 1,185.96 mi (1,908.62 km) |
| Thornton to Cavallino | 1,316.89 mi (2,119.33 km) |
| Thornton to Cavarzere | 862.52 mi (1,388.08 km) |
| Thornton to Cave | 1,070.36 mi (1,722.57 km) |
| Thornton to Cavriago | 838.12 mi (1,348.83 km) |
| Thornton to Cavriglia | 931.90 mi (1,499.74 km) |
| Thornton to Cazzago San Martino | 774.85 mi (1,247.00 km) |
| Thornton to Ceccano | 1,096.27 mi (1,764.28 km) |
| Thornton to Cecina | 915.70 mi (1,473.68 km) |
| Thornton to Cefalu | 1,322.74 mi (2,128.75 km) |
| Thornton to Ceglie Messapico | 1,276.03 mi (2,053.58 km) |
