| Holyhead to Kluczbork | 977.68 mi (1,573.43 km) |
| Holyhead to Knurow | 1,014.85 mi (1,633.24 km) |
| Holyhead to Kobylka | 1,074.82 mi (1,729.75 km) |
| Holyhead to Kokoszki | 941.43 mi (1,515.08 km) |
| Holyhead to Kolbuszowa | 1,141.27 mi (1,836.70 km) |
| Holyhead to Kolno | 1,089.13 mi (1,752.78 km) |
| Holyhead to Kolo | 971.61 mi (1,563.66 km) |
| Holyhead to Kolobrzeg | 825.13 mi (1,327.92 km) |
| Holyhead to Koluszki | 1,027.54 mi (1,653.66 km) |
| Holyhead to Komorniki | 890.97 mi (1,433.88 km) |
| Holyhead to Konin | 956.26 mi (1,538.95 km) |
| Holyhead to Konskie | 1,063.86 mi (1,712.12 km) |
| Holyhead to Konstancin-Jeziorna | 1,075.67 mi (1,731.12 km) |
| Holyhead to Konstantynow Lodzki | 1,008.31 mi (1,622.72 km) |
| Holyhead to Koronowo | 927.64 mi (1,492.89 km) |
