| San Marino to Dobrova | 6,156.85 mi (9,908.50 km) |
| San Marino to Dobrovnik | 6,179.18 mi (9,944.44 km) |
| San Marino to Dobrovo | 6,133.73 mi (9,871.29 km) |
| San Marino to Dol | 6,161.59 mi (9,916.12 km) |
| San Marino to Dolenjske Toplice | 6,192.05 mi (9,965.14 km) |
| San Marino to Domzale | 6,157.41 mi (9,909.39 km) |
| San Marino to Dornava | 6,180.27 mi (9,946.18 km) |
| San Marino to Dragomer | 6,157.79 mi (9,910.00 km) |
| San Marino to Dravograd | 6,145.02 mi (9,889.46 km) |
| San Marino to Gorenja Vas | 6,146.03 mi (9,891.08 km) |
| San Marino to Gorisnica | 6,183.07 mi (9,950.69 km) |
| San Marino to Gornja Radgona | 6,167.88 mi (9,926.24 km) |
| San Marino to Gornji Grad | 6,154.91 mi (9,905.37 km) |
| San Marino to Gornji Petrovci | 6,166.97 mi (9,924.78 km) |
| San Marino to Grad | 6,164.05 mi (9,920.07 km) |
