| Merrick to Arcos de Valdevez | 3,299.78 mi (5,310.48 km) |
| Merrick to Arcozelo | 3,309.55 mi (5,326.21 km) |
| Merrick to Arganil | 3,360.15 mi (5,407.64 km) |
| Merrick to Arouca | 3,331.78 mi (5,361.98 km) |
| Merrick to Arruda dos Vinhos | 3,344.55 mi (5,382.54 km) |
| Merrick to Aveiro | 3,320.13 mi (5,343.24 km) |
| Merrick to Aver-o-Mar | 3,294.30 mi (5,301.66 km) |
| Merrick to Aves | 3,315.91 mi (5,336.44 km) |
| Merrick to Azambuja | 3,352.07 mi (5,394.63 km) |
| Merrick to Baiao | 3,335.85 mi (5,368.53 km) |
| Merrick to Barcelos | 3,298.72 mi (5,308.78 km) |
| Merrick to Barreiro | 3,353.40 mi (5,396.77 km) |
| Merrick to Batalha | 3,339.27 mi (5,374.03 km) |
| Merrick to Beja | 3,429.88 mi (5,519.86 km) |
| Merrick to Belas | 3,340.26 mi (5,375.62 km) |
