| Caledonia to Arcos de Valdevez | 3,897.39 mi (6,272.25 km) |
| Caledonia to Arcozelo | 3,915.01 mi (6,300.60 km) |
| Caledonia to Arganil | 3,970.96 mi (6,390.64 km) |
| Caledonia to Arouca | 3,937.01 mi (6,336.00 km) |
| Caledonia to Arruda dos Vinhos | 3,969.05 mi (6,387.57 km) |
| Caledonia to Aveiro | 3,929.33 mi (6,323.65 km) |
| Caledonia to Aver-o-Mar | 3,897.07 mi (6,271.73 km) |
| Caledonia to Aves | 3,916.82 mi (6,303.51 km) |
| Caledonia to Azambuja | 3,975.22 mi (6,397.49 km) |
| Caledonia to Baiao | 3,938.31 mi (6,338.11 km) |
| Caledonia to Barcelos | 3,899.98 mi (6,276.41 km) |
| Caledonia to Barreiro | 3,980.46 mi (6,405.93 km) |
| Caledonia to Batalha | 3,957.36 mi (6,368.76 km) |
| Caledonia to Beja | 4,058.02 mi (6,530.76 km) |
| Caledonia to Belas | 3,967.12 mi (6,384.46 km) |
