| Castanet-Tolosan to Knurow | 931.38 mi (1,498.91 km) |
| Castanet-Tolosan to Kobylka | 1,091.36 mi (1,756.38 km) |
| Castanet-Tolosan to Kokoszki | 1,069.78 mi (1,721.65 km) |
| Castanet-Tolosan to Kolbuszowa | 1,059.68 mi (1,705.40 km) |
| Castanet-Tolosan to Kolno | 1,152.53 mi (1,854.81 km) |
| Castanet-Tolosan to Kolo | 991.39 mi (1,595.49 km) |
| Castanet-Tolosan to Kolobrzeg | 972.26 mi (1,564.70 km) |
| Castanet-Tolosan to Koluszki | 1,020.15 mi (1,641.78 km) |
| Castanet-Tolosan to Komorniki | 924.94 mi (1,488.55 km) |
| Castanet-Tolosan to Konin | 978.66 mi (1,575.00 km) |
| Castanet-Tolosan to Konskie | 1,028.00 mi (1,654.41 km) |
| Castanet-Tolosan to Konstancin-Jeziorna | 1,080.68 mi (1,739.18 km) |
| Castanet-Tolosan to Konstantynow Lodzki | 1,002.38 mi (1,613.18 km) |
| Castanet-Tolosan to Koronowo | 1,008.85 mi (1,623.59 km) |
| Castanet-Tolosan to Koscian | 916.02 mi (1,474.19 km) |
