| Round Rock to Cutrofiano | 6,060.30 mi (9,753.10 km) |
| Round Rock to Dalmine | 5,483.72 mi (8,825.20 km) |
| Round Rock to Deruta | 5,702.50 mi (9,177.29 km) |
| Round Rock to Desenzano del Garda | 5,528.35 mi (8,897.02 km) |
| Round Rock to Desio | 5,469.46 mi (8,802.24 km) |
| Round Rock to Dolianova | 5,704.96 mi (9,181.25 km) |
| Round Rock to Dolo | 5,591.66 mi (8,998.90 km) |
| Round Rock to Domodossola | 5,413.35 mi (8,711.95 km) |
| Round Rock to Dorgali | 5,687.34 mi (9,152.89 km) |
| Round Rock to Dueville | 5,562.63 mi (8,952.19 km) |
| Round Rock to Eboli | 5,908.81 mi (9,509.31 km) |
| Round Rock to Elmas | 5,703.51 mi (9,178.92 km) |
| Round Rock to Empoli | 5,613.08 mi (9,033.37 km) |
| Round Rock to Enna | 6,002.39 mi (9,659.91 km) |
| Round Rock to Eraclea | 5,609.58 mi (9,027.74 km) |
