| Letterkenny to Holsbeek | 589.00 mi (947.90 km) |
| Letterkenny to Hooglede | 526.05 mi (846.59 km) |
| Letterkenny to Hoogstraten | 571.43 mi (919.63 km) |
| Letterkenny to Houthulst | 521.41 mi (839.13 km) |
| Letterkenny to Huldenberg | 587.44 mi (945.40 km) |
| Letterkenny to Hulshout | 583.40 mi (938.89 km) |
| Letterkenny to Huy | 621.35 mi (999.96 km) |
| Letterkenny to Ichtegem | 518.27 mi (834.08 km) |
| Letterkenny to Ieper | 524.34 mi (843.85 km) |
| Letterkenny to Ingelmunster | 534.42 mi (860.07 km) |
| Letterkenny to Izegem | 533.21 mi (858.12 km) |
| Letterkenny to Jabbeke | 518.56 mi (834.54 km) |
| Letterkenny to Jalhay | 646.41 mi (1,040.30 km) |
| Letterkenny to Jette | 575.18 mi (925.66 km) |
| Letterkenny to Jodoigne | 600.28 mi (966.06 km) |
