| Dumbarton to Albenga | 995.72 mi (1,602.46 km) |
| Dumbarton to Alberobello | 1,436.87 mi (2,312.43 km) |
| Dumbarton to Albignasego | 1,022.00 mi (1,644.75 km) |
| Dumbarton to Albinea | 1,025.76 mi (1,650.79 km) |
| Dumbarton to Albino | 938.71 mi (1,510.72 km) |
| Dumbarton to Alcamo | 1,482.36 mi (2,385.63 km) |
| Dumbarton to Alessandria | 954.61 mi (1,536.30 km) |
| Dumbarton to Alfonsine | 1,074.05 mi (1,728.51 km) |
| Dumbarton to Alghero | 1,212.83 mi (1,951.86 km) |
| Dumbarton to Alpignano | 915.70 mi (1,473.68 km) |
| Dumbarton to Altamura | 1,414.22 mi (2,275.97 km) |
| Dumbarton to Altavilla Vicentina | 1,000.45 mi (1,610.06 km) |
| Dumbarton to Altofonte | 1,486.45 mi (2,392.21 km) |
| Dumbarton to Altopascio | 1,073.84 mi (1,728.18 km) |
| Dumbarton to Alzano Lombardo | 938.38 mi (1,510.18 km) |
