| Viareggio to Knurow | 590.97 mi (951.07 km) |
| Viareggio to Kobylka | 771.23 mi (1,241.18 km) |
| Viareggio to Kokoszki | 813.54 mi (1,309.27 km) |
| Viareggio to Kolbuszowa | 697.45 mi (1,122.43 km) |
| Viareggio to Kolno | 845.91 mi (1,361.36 km) |
| Viareggio to Kolo | 692.88 mi (1,115.08 km) |
| Viareggio to Kolobrzeg | 751.50 mi (1,209.42 km) |
| Viareggio to Koluszki | 700.94 mi (1,128.05 km) |
| Viareggio to Komorniki | 651.67 mi (1,048.77 km) |
| Viareggio to Konin | 684.59 mi (1,101.74 km) |
| Viareggio to Konskie | 692.72 mi (1,114.83 km) |
| Viareggio to Konstancin-Jeziorna | 756.58 mi (1,217.60 km) |
| Viareggio to Konstantynow Lodzki | 687.58 mi (1,106.56 km) |
| Viareggio to Koronowo | 740.32 mi (1,191.44 km) |
| Viareggio to Koscian | 639.62 mi (1,029.38 km) |
