| Castel Gandolfo to Ignalina | 1,120.61 mi (1,803.45 km) |
| Castel Gandolfo to Jonava | 1,060.84 mi (1,707.26 km) |
| Castel Gandolfo to Joniskis | 1,114.11 mi (1,792.98 km) |
| Castel Gandolfo to Jurbarkas | 1,029.20 mi (1,656.33 km) |
| Castel Gandolfo to Kaisiadorys | 1,053.08 mi (1,694.76 km) |
| Castel Gandolfo to Kalvarija | 999.59 mi (1,608.68 km) |
| Castel Gandolfo to Kaunas | 1,042.04 mi (1,677.01 km) |
| Castel Gandolfo to Kazlu Ruda | 1,025.07 mi (1,649.68 km) |
| Castel Gandolfo to Kedainiai | 1,066.01 mi (1,715.58 km) |
| Castel Gandolfo to Kelme | 1,065.30 mi (1,714.43 km) |
| Castel Gandolfo to Klaipeda | 1,040.54 mi (1,674.59 km) |
| Castel Gandolfo to Kretinga | 1,050.55 mi (1,690.69 km) |
| Castel Gandolfo to Kupiskis | 1,119.38 mi (1,801.47 km) |
| Castel Gandolfo to Kursenai | 1,085.98 mi (1,747.71 km) |
| Castel Gandolfo to Lazdijai | 995.78 mi (1,602.56 km) |
