| Rock Island to Entroncamento | 4,144.32 mi (6,669.64 km) |
| Rock Island to Ericeira | 4,118.57 mi (6,628.20 km) |
| Rock Island to Ermezinde | 4,079.11 mi (6,564.69 km) |
| Rock Island to Esmoriz | 4,084.72 mi (6,573.73 km) |
| Rock Island to Espinho | 4,082.23 mi (6,569.71 km) |
| Rock Island to Esposende | 4,057.72 mi (6,530.27 km) |
| Rock Island to Estarreja | 4,094.58 mi (6,589.59 km) |
| Rock Island to Estoril | 4,128.64 mi (6,644.40 km) |
| Rock Island to Estremoz | 4,206.91 mi (6,770.37 km) |
| Rock Island to Evora | 4,202.65 mi (6,763.52 km) |
| Rock Island to Fafe | 4,088.24 mi (6,579.39 km) |
| Rock Island to Falagueira | 4,134.65 mi (6,654.07 km) |
| Rock Island to Famalicao | 4,073.70 mi (6,555.98 km) |
| Rock Island to Fanzeres | 4,081.60 mi (6,568.70 km) |
| Rock Island to Faro | 4,257.83 mi (6,852.32 km) |
