| Potomac to Fatima | 3,568.27 mi (5,742.58 km) |
| Potomac to Felgueiras | 3,545.43 mi (5,705.81 km) |
| Potomac to Ferreira do Zezere | 3,585.48 mi (5,770.27 km) |
| Potomac to Figueira da Foz | 3,545.37 mi (5,705.71 km) |
| Potomac to Funchal | 3,343.82 mi (5,381.35 km) |
| Potomac to Fundao | 3,611.64 mi (5,812.38 km) |
| Potomac to Gafanha da Nazare | 3,539.36 mi (5,696.04 km) |
| Potomac to Gondomar | 3,534.87 mi (5,688.83 km) |
| Potomac to Gouveia | 3,596.99 mi (5,788.80 km) |
| Potomac to Grandola | 3,613.30 mi (5,815.05 km) |
| Potomac to Guarda | 3,609.04 mi (5,808.19 km) |
| Potomac to Guimaraes | 3,538.49 mi (5,694.64 km) |
| Potomac to Horta | 2,584.05 mi (4,158.62 km) |
| Potomac to Idanha-a-Nova | 3,630.48 mi (5,842.69 km) |
| Potomac to Ilhavo | 3,542.56 mi (5,701.20 km) |
