| Royston to Kluczbork | 785.48 mi (1,264.11 km) |
| Royston to Knurow | 818.39 mi (1,317.08 km) |
| Royston to Kobylka | 895.82 mi (1,441.68 km) |
| Royston to Kokoszki | 780.15 mi (1,255.52 km) |
| Royston to Kolbuszowa | 948.77 mi (1,526.90 km) |
| Royston to Kolno | 919.73 mi (1,480.17 km) |
| Royston to Kolo | 789.18 mi (1,270.06 km) |
| Royston to Kolobrzeg | 661.88 mi (1,065.19 km) |
| Royston to Koluszki | 842.65 mi (1,356.11 km) |
| Royston to Komorniki | 707.34 mi (1,138.35 km) |
| Royston to Konin | 773.62 mi (1,245.03 km) |
| Royston to Konskie | 875.68 mi (1,409.28 km) |
| Royston to Konstancin-Jeziorna | 894.64 mi (1,439.78 km) |
| Royston to Konstantynow Lodzki | 822.94 mi (1,324.39 km) |
| Royston to Koronowo | 755.09 mi (1,215.19 km) |
