| Royse City to Candler-McAfee (Georgia) | 696.72 mi (1,121.26 km) |
| Royse City to Caño Martin Peña (Puerto Rico) | 2,124.18 mi (3,418.54 km) |
| Royse City to Cañon City (Colorado) | 625.69 mi (1,006.95 km) |
| Royse City to Canóvanas (Puerto Rico) | 2,134.70 mi (3,435.46 km) |
| Royse City to Canton (Georgia) | 685.83 mi (1,103.73 km) |
| Royse City to Canton (Illinois) | 628.46 mi (1,011.41 km) |
| Royse City to Canton (Mississippi) | 366.00 mi (589.02 km) |
| Royse City to Canton (Ohio) | 985.39 mi (1,585.84 km) |
| Royse City to Canyon (Texas) | 349.74 mi (562.86 km) |
| Royse City to Canyon Lake (California) | 1,208.01 mi (1,944.10 km) |
| Royse City to Canyon Lake (Texas) | 242.91 mi (390.92 km) |
| Royse City to Cape Coral (Florida) | 962.37 mi (1,548.78 km) |
| Royse City to Cape Girardeau (Missouri) | 485.02 mi (780.57 km) |
| Royse City to Carbondale (Illinois) | 516.77 mi (831.65 km) |
| Royse City to Carlisle (Pennsylvania) | 1,168.72 mi (1,880.87 km) |
