| Boulogne-Billancourt to Knurow | 742.03 mi (1,194.17 km) |
| Boulogne-Billancourt to Kobylka | 863.29 mi (1,389.33 km) |
| Boulogne-Billancourt to Kokoszki | 792.31 mi (1,275.10 km) |
| Boulogne-Billancourt to Kolbuszowa | 878.29 mi (1,413.47 km) |
| Boulogne-Billancourt to Kolno | 907.06 mi (1,459.77 km) |
| Boulogne-Billancourt to Kolo | 754.82 mi (1,214.77 km) |
| Boulogne-Billancourt to Kolobrzeg | 680.29 mi (1,094.82 km) |
| Boulogne-Billancourt to Koluszki | 798.65 mi (1,285.30 km) |
| Boulogne-Billancourt to Komorniki | 676.18 mi (1,088.21 km) |
| Boulogne-Billancourt to Konin | 739.86 mi (1,190.69 km) |
| Boulogne-Billancourt to Konskie | 821.06 mi (1,321.37 km) |
| Boulogne-Billancourt to Konstancin-Jeziorna | 857.34 mi (1,379.75 km) |
| Boulogne-Billancourt to Konstantynow Lodzki | 778.87 mi (1,253.48 km) |
| Boulogne-Billancourt to Koronowo | 746.23 mi (1,200.93 km) |
| Boulogne-Billancourt to Koscian | 671.00 mi (1,079.86 km) |
