| Williamstown to Entroncamento | 3,455.15 mi (5,560.52 km) |
| Williamstown to Ericeira | 3,421.85 mi (5,506.93 km) |
| Williamstown to Ermezinde | 3,405.44 mi (5,480.53 km) |
| Williamstown to Esmoriz | 3,408.37 mi (5,485.24 km) |
| Williamstown to Espinho | 3,406.33 mi (5,481.97 km) |
| Williamstown to Esposende | 3,386.23 mi (5,449.61 km) |
| Williamstown to Estarreja | 3,416.54 mi (5,498.39 km) |
| Williamstown to Estoril | 3,429.79 mi (5,519.72 km) |
| Williamstown to Estremoz | 3,515.50 mi (5,657.65 km) |
| Williamstown to Evora | 3,507.75 mi (5,645.18 km) |
| Williamstown to Fafe | 3,418.05 mi (5,500.82 km) |
| Williamstown to Falagueira | 3,436.84 mi (5,531.06 km) |
| Williamstown to Famalicao | 3,402.01 mi (5,475.01 km) |
| Williamstown to Fanzeres | 3,407.52 mi (5,483.88 km) |
| Williamstown to Faro | 3,550.20 mi (5,713.49 km) |
