| Royse City to Cibolo (Texas) | 260.97 mi (419.99 km) |
| Royse City to Cicero (Illinois) | 771.16 mi (1,241.06 km) |
| Royse City to Cimarron Hills (Colorado) | 620.16 mi (998.05 km) |
| Royse City to Cincinnati (Ohio) | 784.27 mi (1,262.17 km) |
| Royse City to Cinco Ranch (Texas) | 226.03 mi (363.77 km) |
| Royse City to Circleville (Ohio) | 873.45 mi (1,405.68 km) |
| Royse City to Citrus (California) | 1,242.39 mi (1,999.44 km) |
| Royse City to Citrus Heights (California) | 1,448.30 mi (2,330.82 km) |
| Royse City to Citrus Park (Florida) | 885.03 mi (1,424.33 km) |
| Royse City to Claiborne (Louisiana) | 241.25 mi (388.26 km) |
| Royse City to Claremont (California) | 1,232.43 mi (1,983.41 km) |
| Royse City to Claremont (New Hampshire) | 1,479.94 mi (2,381.73 km) |
| Royse City to Claremore (Oklahoma) | 234.14 mi (376.82 km) |
| Royse City to Clarksburg (Maryland) | 1,145.01 mi (1,842.71 km) |
| Royse City to Clarksburg (West Virginia) | 991.38 mi (1,595.47 km) |
