| Southborough to Entroncamento | 911.17 mi (1,466.38 km) |
| Southborough to Ericeira | 964.35 mi (1,551.96 km) |
| Southborough to Ermezinde | 804.77 mi (1,295.15 km) |
| Southborough to Esmoriz | 822.61 mi (1,323.87 km) |
| Southborough to Espinho | 819.58 mi (1,318.99 km) |
| Southborough to Esposende | 791.55 mi (1,273.88 km) |
| Southborough to Estarreja | 833.68 mi (1,341.68 km) |
| Southborough to Estoril | 979.94 mi (1,577.06 km) |
| Southborough to Estremoz | 931.67 mi (1,499.38 km) |
| Southborough to Evora | 956.18 mi (1,538.82 km) |
| Southborough to Fafe | 781.18 mi (1,257.19 km) |
| Southborough to Falagueira | 972.55 mi (1,565.17 km) |
| Southborough to Famalicao | 791.83 mi (1,274.32 km) |
| Southborough to Fanzeres | 807.41 mi (1,299.40 km) |
| Southborough to Faro | 1,057.00 mi (1,701.07 km) |
