| Royse City to Cullman (Alabama) | 551.60 mi (887.71 km) |
| Royse City to Culpeper (Virginia) | 1,093.01 mi (1,759.03 km) |
| Royse City to Culver City (California) | 1,271.78 mi (2,046.74 km) |
| Royse City to Cumberland (Maryland) | 1,078.39 mi (1,735.51 km) |
| Royse City to Cupertino (California) | 1,479.35 mi (2,380.79 km) |
| Royse City to Cutler Bay (Florida) | 1,088.66 mi (1,752.04 km) |
| Royse City to Cutlerville (Michigan) | 893.58 mi (1,438.08 km) |
| Royse City to Cuyahoga Falls (Ohio) | 990.48 mi (1,594.03 km) |
| Royse City to Cypress (California) | 1,252.00 mi (2,014.90 km) |
| Royse City to Cypress Gardens (Florida) | 935.38 mi (1,505.34 km) |
| Royse City to Cypress Lake (Florida) | 971.16 mi (1,562.93 km) |
| Royse City to D'Iberville (Mississippi) | 468.83 mi (754.51 km) |
| Royse City to Dakota Ridge (Colorado) | 671.46 mi (1,080.60 km) |
| Royse City to Dale City (Virginia) | 1,130.30 mi (1,819.03 km) |
| Royse City to Dallas (Georgia) | 664.43 mi (1,069.30 km) |
