| Dumbarton to Dobrova | 1,065.60 mi (1,714.91 km) |
| Dumbarton to Dobrovnik | 1,101.54 mi (1,772.75 km) |
| Dumbarton to Dobrovo | 1,039.60 mi (1,673.08 km) |
| Dumbarton to Dol | 1,071.34 mi (1,724.16 km) |
| Dumbarton to Dolenjske Toplice | 1,101.84 mi (1,773.24 km) |
| Dumbarton to Domzale | 1,067.22 mi (1,717.53 km) |
| Dumbarton to Dornava | 1,098.43 mi (1,767.76 km) |
| Dumbarton to Dragomer | 1,066.27 mi (1,715.99 km) |
| Dumbarton to Dravograd | 1,059.28 mi (1,704.75 km) |
| Dumbarton to Gorenja Vas | 1,054.07 mi (1,696.36 km) |
| Dumbarton to Gorisnica | 1,101.48 mi (1,772.66 km) |
| Dumbarton to Gornja Radgona | 1,088.18 mi (1,751.25 km) |
| Dumbarton to Gornji Grad | 1,066.40 mi (1,716.21 km) |
| Dumbarton to Gornji Petrovci | 1,089.76 mi (1,753.81 km) |
| Dumbarton to Grad | 1,086.01 mi (1,747.76 km) |
