| Gateway to Arcos de Valdevez | 4,192.73 mi (6,747.54 km) |
| Gateway to Arcozelo | 4,191.81 mi (6,746.06 km) |
| Gateway to Arganil | 4,233.35 mi (6,812.92 km) |
| Gateway to Arouca | 4,213.62 mi (6,781.17 km) |
| Gateway to Arruda dos Vinhos | 4,198.13 mi (6,756.24 km) |
| Gateway to Aveiro | 4,196.90 mi (6,754.26 km) |
| Gateway to Aver-o-Mar | 4,180.65 mi (6,728.11 km) |
| Gateway to Aves | 4,204.04 mi (6,765.75 km) |
| Gateway to Azambuja | 4,207.44 mi (6,771.22 km) |
| Gateway to Baiao | 4,221.28 mi (6,793.49 km) |
| Gateway to Barcelos | 4,186.94 mi (6,738.23 km) |
| Gateway to Barreiro | 4,202.68 mi (6,763.57 km) |
| Gateway to Batalha | 4,202.66 mi (6,763.52 km) |
| Gateway to Beja | 4,274.80 mi (6,879.62 km) |
| Gateway to Belas | 4,190.32 mi (6,743.67 km) |
