| Stone Ridge to Arcos de Valdevez | 3,542.74 mi (5,701.49 km) |
| Stone Ridge to Arcozelo | 3,552.18 mi (5,716.68 km) |
| Stone Ridge to Arganil | 3,602.48 mi (5,797.62 km) |
| Stone Ridge to Arouca | 3,574.41 mi (5,752.46 km) |
| Stone Ridge to Arruda dos Vinhos | 3,585.97 mi (5,771.06 km) |
| Stone Ridge to Aveiro | 3,562.57 mi (5,733.40 km) |
| Stone Ridge to Aver-o-Mar | 3,537.05 mi (5,692.34 km) |
| Stone Ridge to Aves | 3,558.74 mi (5,727.23 km) |
| Stone Ridge to Azambuja | 3,593.58 mi (5,783.31 km) |
| Stone Ridge to Baiao | 3,578.60 mi (5,759.21 km) |
| Stone Ridge to Barcelos | 3,541.54 mi (5,699.56 km) |
| Stone Ridge to Barreiro | 3,594.60 mi (5,784.95 km) |
| Stone Ridge to Batalha | 3,581.15 mi (5,763.31 km) |
| Stone Ridge to Beja | 3,670.93 mi (5,907.79 km) |
| Stone Ridge to Belas | 3,581.49 mi (5,763.84 km) |
