| Gaithersburg to Dobrova | 4,418.64 mi (7,111.12 km) |
| Gaithersburg to Dobrovnik | 4,476.75 mi (7,204.63 km) |
| Gaithersburg to Dobrovo | 4,383.81 mi (7,055.06 km) |
| Gaithersburg to Dol | 4,426.85 mi (7,124.32 km) |
| Gaithersburg to Dolenjske Toplice | 4,455.80 mi (7,170.92 km) |
| Gaithersburg to Domzale | 4,423.10 mi (7,118.29 km) |
| Gaithersburg to Dornava | 4,468.42 mi (7,191.23 km) |
| Gaithersburg to Dragomer | 4,418.50 mi (7,110.90 km) |
| Gaithersburg to Dravograd | 4,424.94 mi (7,121.26 km) |
| Gaithersburg to Gorenja Vas | 4,405.63 mi (7,090.18 km) |
| Gaithersburg to Gorisnica | 4,471.67 mi (7,196.46 km) |
| Gaithersburg to Gornja Radgona | 4,461.47 mi (7,180.05 km) |
| Gaithersburg to Gornji Grad | 4,426.28 mi (7,123.41 km) |
| Gaithersburg to Gornji Petrovci | 4,465.97 mi (7,187.29 km) |
| Gaithersburg to Grad | 4,461.42 mi (7,179.96 km) |
