| Round Rock to Civril | 6,598.15 mi (10,618.70 km) |
| Round Rock to Cizre | 7,078.26 mi (11,391.36 km) |
| Round Rock to Cobanlar | 6,616.51 mi (10,648.24 km) |
| Round Rock to Corlu | 6,385.03 mi (10,275.72 km) |
| Round Rock to Corum | 6,666.87 mi (10,729.30 km) |
| Round Rock to Cukurca | 7,127.10 mi (11,469.96 km) |
| Round Rock to Cukurcayir | 6,797.41 mi (10,939.37 km) |
| Round Rock to Cumayeri | 6,512.01 mi (10,480.06 km) |
| Round Rock to Cumra | 6,746.80 mi (10,857.92 km) |
| Round Rock to Cungus | 6,936.44 mi (11,163.12 km) |
| Round Rock to Dargecit | 7,051.60 mi (11,348.46 km) |
| Round Rock to Davutlar | 6,533.62 mi (10,514.84 km) |
| Round Rock to Demirozu | 6,847.15 mi (11,019.43 km) |
| Round Rock to Demre | 6,710.47 mi (10,799.45 km) |
| Round Rock to Denizciler | 6,918.11 mi (11,133.63 km) |
