| Mainz to Knurow | 461.57 mi (742.82 km) |
| Mainz to Kobylka | 582.58 mi (937.58 km) |
| Mainz to Kokoszki | 527.35 mi (848.68 km) |
| Mainz to Kolbuszowa | 597.58 mi (961.70 km) |
| Mainz to Kolno | 630.13 mi (1,014.09 km) |
| Mainz to Kolo | 474.72 mi (763.99 km) |
| Mainz to Kolobrzeg | 424.17 mi (682.63 km) |
| Mainz to Koluszki | 516.93 mi (831.91 km) |
| Mainz to Komorniki | 397.98 mi (640.48 km) |
| Mainz to Konin | 460.05 mi (740.37 km) |
| Mainz to Konskie | 538.89 mi (867.25 km) |
| Mainz to Konstancin-Jeziorna | 576.03 mi (927.03 km) |
| Mainz to Konstantynow Lodzki | 497.24 mi (800.22 km) |
| Mainz to Koronowo | 473.55 mi (762.10 km) |
| Mainz to Koscian | 391.81 mi (630.55 km) |
