| Harrison to Arcos de Valdevez | 3,297.26 mi (5,306.43 km) |
| Harrison to Arcozelo | 3,307.54 mi (5,322.97 km) |
| Harrison to Arganil | 3,358.52 mi (5,405.01 km) |
| Harrison to Arouca | 3,329.77 mi (5,358.74 km) |
| Harrison to Arruda dos Vinhos | 3,343.83 mi (5,381.38 km) |
| Harrison to Aveiro | 3,318.37 mi (5,340.40 km) |
| Harrison to Aver-o-Mar | 3,292.10 mi (5,298.12 km) |
| Harrison to Aves | 3,313.61 mi (5,332.74 km) |
| Harrison to Azambuja | 3,351.25 mi (5,393.32 km) |
| Harrison to Baiao | 3,333.66 mi (5,365.01 km) |
| Harrison to Barcelos | 3,296.43 mi (5,305.09 km) |
| Harrison to Barreiro | 3,352.86 mi (5,395.90 km) |
| Harrison to Batalha | 3,338.10 mi (5,372.16 km) |
| Harrison to Beja | 3,429.46 mi (5,519.18 km) |
| Harrison to Belas | 3,339.70 mi (5,374.72 km) |
