| Boulogne-Billancourt to Krotoszyn | 697.87 mi (1,123.11 km) |
| Boulogne-Billancourt to Kruszwica | 749.68 mi (1,206.49 km) |
| Boulogne-Billancourt to Krynica | 844.96 mi (1,359.82 km) |
| Boulogne-Billancourt to Krzeszowice | 784.02 mi (1,261.75 km) |
| Boulogne-Billancourt to Kudowa-Zdroj | 635.11 mi (1,022.11 km) |
| Boulogne-Billancourt to Kutno | 785.74 mi (1,264.52 km) |
| Boulogne-Billancourt to Kwidzyn | 794.22 mi (1,278.18 km) |
| Boulogne-Billancourt to Lancut | 899.31 mi (1,447.30 km) |
| Boulogne-Billancourt to Lapy | 940.05 mi (1,512.86 km) |
| Boulogne-Billancourt to Lask | 768.86 mi (1,237.36 km) |
| Boulogne-Billancourt to Laziska Gorne | 749.33 mi (1,205.94 km) |
| Boulogne-Billancourt to Lebork | 770.29 mi (1,239.67 km) |
| Boulogne-Billancourt to Leczna | 927.95 mi (1,493.39 km) |
| Boulogne-Billancourt to Leczyca | 776.53 mi (1,249.70 km) |
| Boulogne-Billancourt to Legionowo | 850.82 mi (1,369.26 km) |
