| Sigmaringen to Alfena | 988.70 mi (1,591.16 km) |
| Sigmaringen to Alijo | 942.53 mi (1,516.86 km) |
| Sigmaringen to Aljustrel | 1,120.36 mi (1,803.05 km) |
| Sigmaringen to Almada | 1,123.94 mi (1,808.81 km) |
| Sigmaringen to Almargem | 1,120.97 mi (1,804.02 km) |
| Sigmaringen to Almeirim | 1,078.43 mi (1,735.57 km) |
| Sigmaringen to Amadora | 1,124.58 mi (1,809.83 km) |
| Sigmaringen to Amarante | 968.00 mi (1,557.85 km) |
| Sigmaringen to Amares | 965.82 mi (1,554.33 km) |
| Sigmaringen to Amora | 1,124.80 mi (1,810.19 km) |
| Sigmaringen to Anadia | 1,017.39 mi (1,637.33 km) |
| Sigmaringen to Angra do Heroismo | 1,921.19 mi (3,091.85 km) |
| Sigmaringen to Ansiao | 1,039.33 mi (1,672.65 km) |
| Sigmaringen to Anta | 1,002.08 mi (1,612.69 km) |
| Sigmaringen to Arcos de Valdevez | 960.81 mi (1,546.28 km) |
