| Mercerville to Arcos de Valdevez | 3,366.14 mi (5,417.29 km) |
| Mercerville to Arcozelo | 3,375.88 mi (5,432.95 km) |
| Mercerville to Arganil | 3,426.44 mi (5,514.32 km) |
| Mercerville to Arouca | 3,398.11 mi (5,468.73 km) |
| Mercerville to Arruda dos Vinhos | 3,410.69 mi (5,488.97 km) |
| Mercerville to Aveiro | 3,386.43 mi (5,449.94 km) |
| Mercerville to Aver-o-Mar | 3,360.64 mi (5,408.43 km) |
| Mercerville to Aves | 3,382.26 mi (5,443.22 km) |
| Mercerville to Azambuja | 3,418.21 mi (5,501.08 km) |
| Mercerville to Baiao | 3,402.19 mi (5,475.30 km) |
| Mercerville to Barcelos | 3,365.07 mi (5,415.56 km) |
| Mercerville to Barreiro | 3,419.49 mi (5,503.14 km) |
| Mercerville to Batalha | 3,405.48 mi (5,480.59 km) |
| Mercerville to Beja | 3,495.94 mi (5,626.17 km) |
| Mercerville to Belas | 3,406.35 mi (5,482.00 km) |
