| Round Rock to Coswig | 5,352.77 mi (8,614.45 km) |
| Round Rock to Cottbus | 5,424.32 mi (8,729.60 km) |
| Round Rock to Crailsheim | 5,370.88 mi (8,643.59 km) |
| Round Rock to Cremlingen | 5,275.77 mi (8,490.53 km) |
| Round Rock to Crimmitschau | 5,392.41 mi (8,678.25 km) |
| Round Rock to Cuxhaven | 5,147.88 mi (8,284.72 km) |
| Round Rock to Dachau | 5,456.06 mi (8,780.68 km) |
| Round Rock to Dallgow-Doberitz | 5,349.13 mi (8,608.59 km) |
| Round Rock to Damme | 5,177.86 mi (8,332.96 km) |
| Round Rock to Darmstadt | 5,289.87 mi (8,513.23 km) |
| Round Rock to Dassel | 5,257.67 mi (8,461.40 km) |
| Round Rock to Datteln | 5,177.16 mi (8,331.83 km) |
| Round Rock to Dautphe | 5,250.26 mi (8,449.47 km) |
| Round Rock to Deggendorf | 5,491.47 mi (8,837.67 km) |
| Round Rock to Delbruck | 5,218.15 mi (8,397.80 km) |
