| Chalco to Arcos de Valdevez | 4,318.91 mi (6,950.62 km) |
| Chalco to Arcozelo | 4,338.34 mi (6,981.88 km) |
| Chalco to Arganil | 4,395.37 mi (7,073.66 km) |
| Chalco to Arouca | 4,360.22 mi (7,017.10 km) |
| Chalco to Arruda dos Vinhos | 4,396.50 mi (7,075.48 km) |
| Chalco to Aveiro | 4,353.49 mi (7,006.27 km) |
| Chalco to Aver-o-Mar | 4,319.83 mi (6,952.09 km) |
| Chalco to Aves | 4,339.07 mi (6,983.05 km) |
| Chalco to Azambuja | 4,402.36 mi (7,084.92 km) |
| Chalco to Baiao | 4,360.87 mi (7,018.14 km) |
| Chalco to Barcelos | 4,322.37 mi (6,956.18 km) |
| Chalco to Barreiro | 4,408.43 mi (7,094.68 km) |
| Chalco to Batalha | 4,383.46 mi (7,054.49 km) |
| Chalco to Beja | 4,486.05 mi (7,219.60 km) |
| Chalco to Belas | 4,395.07 mi (7,073.18 km) |
