| Effingham to Arcos de Valdevez | 4,053.64 mi (6,523.70 km) |
| Effingham to Arcozelo | 4,067.98 mi (6,546.78 km) |
| Effingham to Arganil | 4,121.73 mi (6,633.28 km) |
| Effingham to Arouca | 4,090.13 mi (6,582.43 km) |
| Effingham to Arruda dos Vinhos | 4,113.56 mi (6,620.13 km) |
| Effingham to Aveiro | 4,080.71 mi (6,567.27 km) |
| Effingham to Aver-o-Mar | 4,051.14 mi (6,519.69 km) |
| Effingham to Aves | 4,071.73 mi (6,552.82 km) |
| Effingham to Azambuja | 4,120.37 mi (6,631.10 km) |
| Effingham to Baiao | 4,092.63 mi (6,586.45 km) |
| Effingham to Barcelos | 4,054.71 mi (6,525.42 km) |
| Effingham to Barreiro | 4,123.77 mi (6,636.57 km) |
| Effingham to Batalha | 4,104.82 mi (6,606.07 km) |
| Effingham to Beja | 4,200.98 mi (6,760.82 km) |
| Effingham to Belas | 4,110.50 mi (6,615.21 km) |
