| Waltham to Arcos de Valdevez | 3,142.95 mi (5,058.09 km) |
| Waltham to Arcozelo | 3,153.97 mi (5,075.83 km) |
| Waltham to Arganil | 3,205.54 mi (5,158.81 km) |
| Waltham to Arouca | 3,176.20 mi (5,111.59 km) |
| Waltham to Arruda dos Vinhos | 3,192.40 mi (5,137.68 km) |
| Waltham to Aveiro | 3,165.19 mi (5,093.88 km) |
| Waltham to Aver-o-Mar | 3,138.26 mi (5,050.55 km) |
| Waltham to Aves | 3,159.61 mi (5,084.91 km) |
| Waltham to Azambuja | 3,199.67 mi (5,149.37 km) |
| Waltham to Baiao | 3,179.83 mi (5,117.44 km) |
| Waltham to Barcelos | 3,142.46 mi (5,057.29 km) |
| Waltham to Barreiro | 3,201.76 mi (5,152.73 km) |
| Waltham to Batalha | 3,185.91 mi (5,127.22 km) |
| Waltham to Beja | 3,278.56 mi (5,276.33 km) |
| Waltham to Belas | 3,188.56 mi (5,131.49 km) |
