| Mount Prospect to Arcos de Valdevez | 3,924.49 mi (6,315.86 km) |
| Mount Prospect to Arcozelo | 3,941.41 mi (6,343.09 km) |
| Mount Prospect to Arganil | 3,996.91 mi (6,432.41 km) |
| Mount Prospect to Arouca | 3,963.45 mi (6,378.56 km) |
| Mount Prospect to Arruda dos Vinhos | 3,993.67 mi (6,427.20 km) |
| Mount Prospect to Aveiro | 3,955.40 mi (6,365.61 km) |
| Mount Prospect to Aver-o-Mar | 3,923.71 mi (6,314.59 km) |
| Mount Prospect to Aves | 3,943.64 mi (6,346.67 km) |
| Mount Prospect to Azambuja | 3,999.98 mi (6,437.35 km) |
| Mount Prospect to Baiao | 3,965.01 mi (6,381.07 km) |
| Mount Prospect to Barcelos | 3,926.76 mi (6,319.51 km) |
| Mount Prospect to Barreiro | 4,004.83 mi (6,445.16 km) |
| Mount Prospect to Batalha | 3,982.61 mi (6,409.39 km) |
| Mount Prospect to Beja | 4,082.35 mi (6,569.90 km) |
| Mount Prospect to Belas | 3,991.50 mi (6,423.70 km) |
