| Castel Gandolfo to Krotoszyn | 722.54 mi (1,162.81 km) |
| Castel Gandolfo to Kruszwica | 800.21 mi (1,287.82 km) |
| Castel Gandolfo to Krynica | 663.74 mi (1,068.19 km) |
| Castel Gandolfo to Krzeszowice | 668.85 mi (1,076.41 km) |
| Castel Gandolfo to Kudowa-Zdroj | 624.44 mi (1,004.94 km) |
| Castel Gandolfo to Kutno | 789.81 mi (1,271.08 km) |
| Castel Gandolfo to Kwidzyn | 877.38 mi (1,412.00 km) |
| Castel Gandolfo to Lancut | 735.40 mi (1,183.52 km) |
| Castel Gandolfo to Lapy | 910.12 mi (1,464.70 km) |
| Castel Gandolfo to Lask | 745.60 mi (1,199.93 km) |
| Castel Gandolfo to Laziska Gorne | 651.95 mi (1,049.22 km) |
| Castel Gandolfo to Lebork | 914.69 mi (1,472.05 km) |
| Castel Gandolfo to Leczna | 818.26 mi (1,316.86 km) |
| Castel Gandolfo to Leczyca | 775.33 mi (1,247.77 km) |
| Castel Gandolfo to Legionowo | 830.51 mi (1,336.57 km) |
