| Rockville to Entroncamento | 3,578.44 mi (5,758.94 km) |
| Rockville to Ericeira | 3,545.24 mi (5,705.51 km) |
| Rockville to Ermezinde | 3,528.39 mi (5,678.39 km) |
| Rockville to Esmoriz | 3,531.38 mi (5,683.21 km) |
| Rockville to Espinho | 3,529.34 mi (5,679.92 km) |
| Rockville to Esposende | 3,509.11 mi (5,647.37 km) |
| Rockville to Estarreja | 3,539.60 mi (5,696.44 km) |
| Rockville to Estoril | 3,553.21 mi (5,718.34 km) |
| Rockville to Estremoz | 3,638.83 mi (5,856.14 km) |
| Rockville to Evora | 3,631.13 mi (5,843.74 km) |
| Rockville to Fafe | 3,540.91 mi (5,698.55 km) |
| Rockville to Falagueira | 3,560.25 mi (5,729.66 km) |
| Rockville to Famalicao | 3,524.91 mi (5,672.79 km) |
| Rockville to Fanzeres | 3,530.48 mi (5,681.76 km) |
| Rockville to Faro | 3,673.69 mi (5,912.23 km) |
