| Harlau to Arcos de Valdevez | 1,763.13 mi (2,837.48 km) |
| Harlau to Arcozelo | 1,797.00 mi (2,891.99 km) |
| Harlau to Arganil | 1,795.93 mi (2,890.27 km) |
| Harlau to Arouca | 1,782.29 mi (2,868.32 km) |
| Harlau to Arruda dos Vinhos | 1,884.30 mi (3,032.48 km) |
| Harlau to Aveiro | 1,810.56 mi (2,913.82 km) |
| Harlau to Aver-o-Mar | 1,792.54 mi (2,884.81 km) |
| Harlau to Aves | 1,769.54 mi (2,847.80 km) |
| Harlau to Azambuja | 1,872.12 mi (3,012.88 km) |
| Harlau to Baiao | 1,765.29 mi (2,840.95 km) |
| Harlau to Barcelos | 1,782.06 mi (2,867.96 km) |
| Harlau to Barreiro | 1,895.27 mi (3,050.15 km) |
| Harlau to Batalha | 1,849.33 mi (2,976.20 km) |
| Harlau to Beja | 1,862.84 mi (2,997.96 km) |
| Harlau to Belas | 1,901.03 mi (3,059.40 km) |
