| Giessen to Arcozelo | 1,057.55 mi (1,701.96 km) |
| Giessen to Arganil | 1,077.59 mi (1,734.21 km) |
| Giessen to Arouca | 1,048.85 mi (1,687.95 km) |
| Giessen to Arruda dos Vinhos | 1,177.05 mi (1,894.27 km) |
| Giessen to Aveiro | 1,078.51 mi (1,735.70 km) |
| Giessen to Aver-o-Mar | 1,045.76 mi (1,682.98 km) |
| Giessen to Aves | 1,026.41 mi (1,651.84 km) |
| Giessen to Azambuja | 1,165.63 mi (1,875.91 km) |
| Giessen to Baiao | 1,029.67 mi (1,657.10 km) |
| Giessen to Barcelos | 1,034.67 mi (1,665.14 km) |
| Giessen to Barreiro | 1,193.56 mi (1,920.85 km) |
| Giessen to Batalha | 1,133.23 mi (1,823.76 km) |
| Giessen to Beja | 1,186.94 mi (1,910.20 km) |
| Giessen to Belas | 1,195.11 mi (1,923.35 km) |
| Giessen to Benavente | 1,168.49 mi (1,880.50 km) |
