| Echelon to Arcos de Valdevez | 3,392.06 mi (5,458.99 km) |
| Echelon to Arcozelo | 3,401.46 mi (5,474.13 km) |
| Echelon to Arganil | 3,451.77 mi (5,555.09 km) |
| Echelon to Arouca | 3,423.69 mi (5,509.90 km) |
| Echelon to Arruda dos Vinhos | 3,435.40 mi (5,528.75 km) |
| Echelon to Aveiro | 3,411.86 mi (5,490.85 km) |
| Echelon to Aver-o-Mar | 3,386.34 mi (5,449.79 km) |
| Echelon to Aves | 3,408.03 mi (5,484.70 km) |
| Echelon to Azambuja | 3,442.99 mi (5,540.96 km) |
| Echelon to Baiao | 3,427.89 mi (5,516.66 km) |
| Echelon to Barcelos | 3,390.84 mi (5,457.03 km) |
| Echelon to Barreiro | 3,444.08 mi (5,542.71 km) |
| Echelon to Batalha | 3,430.50 mi (5,520.85 km) |
| Echelon to Beja | 3,520.44 mi (5,665.61 km) |
| Echelon to Belas | 3,430.96 mi (5,521.59 km) |
