| Maryland Heights to Arcos de Valdevez | 4,156.45 mi (6,689.17 km) |
| Maryland Heights to Arcozelo | 4,171.25 mi (6,712.98 km) |
| Maryland Heights to Arganil | 4,225.30 mi (6,799.97 km) |
| Maryland Heights to Arouca | 4,193.39 mi (6,748.61 km) |
| Maryland Heights to Arruda dos Vinhos | 4,217.88 mi (6,788.03 km) |
| Maryland Heights to Aveiro | 4,184.20 mi (6,733.82 km) |
| Maryland Heights to Aver-o-Mar | 4,154.26 mi (6,685.64 km) |
| Maryland Heights to Aves | 4,174.74 mi (6,718.60 km) |
| Maryland Heights to Azambuja | 4,224.63 mi (6,798.88 km) |
| Maryland Heights to Baiao | 4,195.72 mi (6,752.36 km) |
| Maryland Heights to Barcelos | 4,157.74 mi (6,691.23 km) |
| Maryland Heights to Barreiro | 4,228.23 mi (6,804.68 km) |
| Maryland Heights to Batalha | 4,208.80 mi (6,773.41 km) |
| Maryland Heights to Beja | 4,305.49 mi (6,929.02 km) |
| Maryland Heights to Belas | 4,214.95 mi (6,783.30 km) |
