| Isernia to Ignalina | 1,092.29 mi (1,757.88 km) |
| Isernia to Jonava | 1,036.23 mi (1,667.65 km) |
| Isernia to Joniskis | 1,094.25 mi (1,761.02 km) |
| Isernia to Jurbarkas | 1,008.62 mi (1,623.22 km) |
| Isernia to Kaisiadorys | 1,027.44 mi (1,653.51 km) |
| Isernia to Kalvarija | 975.94 mi (1,570.62 km) |
| Isernia to Kaunas | 1,017.95 mi (1,638.23 km) |
| Isernia to Kazlu Ruda | 1,001.59 mi (1,611.90 km) |
| Isernia to Kedainiai | 1,042.78 mi (1,678.19 km) |
| Isernia to Kelme | 1,045.67 mi (1,682.84 km) |
| Isernia to Klaipeda | 1,026.05 mi (1,651.27 km) |
| Isernia to Kretinga | 1,036.14 mi (1,667.50 km) |
| Isernia to Kupiskis | 1,095.19 mi (1,762.53 km) |
| Isernia to Kursenai | 1,067.25 mi (1,717.57 km) |
| Isernia to Lazdijai | 970.76 mi (1,562.30 km) |
