| Longford to Ignalina | 1,352.54 mi (2,176.70 km) |
| Longford to Jonava | 1,282.25 mi (2,063.58 km) |
| Longford to Joniskis | 1,245.86 mi (2,005.02 km) |
| Longford to Jurbarkas | 1,222.94 mi (1,968.14 km) |
| Longford to Kaisiadorys | 1,291.22 mi (2,078.01 km) |
| Longford to Kalvarija | 1,248.18 mi (2,008.75 km) |
| Longford to Kaunas | 1,268.77 mi (2,041.89 km) |
| Longford to Kazlu Ruda | 1,255.30 mi (2,020.22 km) |
| Longford to Kedainiai | 1,267.79 mi (2,040.31 km) |
| Longford to Kelme | 1,224.49 mi (1,970.63 km) |
| Longford to Klaipeda | 1,155.23 mi (1,859.17 km) |
| Longford to Kretinga | 1,157.32 mi (1,862.52 km) |
| Longford to Kupiskis | 1,301.33 mi (2,094.29 km) |
| Longford to Kursenai | 1,221.28 mi (1,965.46 km) |
| Longford to Lazdijai | 1,262.45 mi (2,031.71 km) |
