| Imperial Beach to Arcos de Valdevez | 5,590.81 mi (8,997.53 km) |
| Imperial Beach to Arcozelo | 5,613.74 mi (9,034.45 km) |
| Imperial Beach to Arganil | 5,672.72 mi (9,129.36 km) |
| Imperial Beach to Arouca | 5,635.32 mi (9,069.17 km) |
| Imperial Beach to Arruda dos Vinhos | 5,679.68 mi (9,140.56 km) |
| Imperial Beach to Aveiro | 5,630.47 mi (9,061.36 km) |
| Imperial Beach to Aver-o-Mar | 5,594.16 mi (9,002.93 km) |
| Imperial Beach to Aves | 5,612.34 mi (9,032.18 km) |
| Imperial Beach to Azambuja | 5,684.96 mi (9,149.07 km) |
| Imperial Beach to Baiao | 5,634.67 mi (9,068.13 km) |
| Imperial Beach to Barcelos | 5,595.97 mi (9,005.84 km) |
| Imperial Beach to Barreiro | 5,692.55 mi (9,161.28 km) |
| Imperial Beach to Batalha | 5,664.09 mi (9,115.47 km) |
| Imperial Beach to Beja | 5,770.13 mi (9,286.13 km) |
| Imperial Beach to Belas | 5,679.20 mi (9,139.79 km) |
