| Letterkenny to Eutin | 734.99 mi (1,182.85 km) |
| Letterkenny to Everswinkel | 672.42 mi (1,082.15 km) |
| Letterkenny to Falkensee | 862.74 mi (1,388.44 km) |
| Letterkenny to Fehmarnsund | 752.74 mi (1,211.41 km) |
| Letterkenny to Fehrbellin | 844.13 mi (1,358.49 km) |
| Letterkenny to Feldkirchen-Westerham | 969.09 mi (1,559.60 km) |
| Letterkenny to Fellbach | 836.98 mi (1,347.00 km) |
| Letterkenny to Felsberg | 756.90 mi (1,218.11 km) |
| Letterkenny to Feucht | 886.47 mi (1,426.64 km) |
| Letterkenny to Feuchtwangen | 860.88 mi (1,385.46 km) |
| Letterkenny to Filderstadt | 840.25 mi (1,352.25 km) |
| Letterkenny to Finnentrop | 700.13 mi (1,126.75 km) |
| Letterkenny to Finsterwalde | 910.46 mi (1,465.24 km) |
| Letterkenny to Flensburg | 680.55 mi (1,095.24 km) |
| Letterkenny to Flieden | 786.13 mi (1,265.15 km) |
