| Potters Bar to Entroncamento | 933.92 mi (1,503.01 km) |
| Potters Bar to Ericeira | 985.89 mi (1,586.63 km) |
| Potters Bar to Ermezinde | 825.20 mi (1,328.03 km) |
| Potters Bar to Esmoriz | 843.26 mi (1,357.09 km) |
| Potters Bar to Espinho | 840.12 mi (1,352.04 km) |
| Potters Bar to Esposende | 811.03 mi (1,305.23 km) |
| Potters Bar to Estarreja | 854.73 mi (1,375.55 km) |
| Potters Bar to Estoril | 1,001.79 mi (1,612.22 km) |
| Potters Bar to Estremoz | 956.66 mi (1,539.60 km) |
| Potters Bar to Evora | 980.84 mi (1,578.51 km) |
| Potters Bar to Fafe | 802.09 mi (1,290.85 km) |
| Potters Bar to Falagueira | 994.66 mi (1,600.75 km) |
| Potters Bar to Famalicao | 812.04 mi (1,306.86 km) |
| Potters Bar to Fanzeres | 827.95 mi (1,332.46 km) |
| Potters Bar to Faro | 1,082.81 mi (1,742.62 km) |
