| Dumbarton to Acqui Terme | 964.88 mi (1,552.82 km) |
| Dumbarton to Acri | 1,484.55 mi (2,389.15 km) |
| Dumbarton to Adelfia | 1,413.53 mi (2,274.85 km) |
| Dumbarton to Adrano | 1,549.70 mi (2,494.00 km) |
| Dumbarton to Adria | 1,043.82 mi (1,679.86 km) |
| Dumbarton to Afragola | 1,343.02 mi (2,161.39 km) |
| Dumbarton to Agliana | 1,077.79 mi (1,734.54 km) |
| Dumbarton to Agrate Brianza | 936.09 mi (1,506.48 km) |
| Dumbarton to Agrigento | 1,538.52 mi (2,476.00 km) |
| Dumbarton to Agropoli | 1,394.89 mi (2,244.86 km) |
| Dumbarton to Ala | 974.34 mi (1,568.06 km) |
| Dumbarton to Alassio | 997.49 mi (1,605.30 km) |
| Dumbarton to Alatri | 1,268.62 mi (2,041.64 km) |
| Dumbarton to Alba | 952.39 mi (1,532.72 km) |
| Dumbarton to Albano Laziale | 1,249.32 mi (2,010.59 km) |
