| Portage to Kluczbork | 4,543.41 mi (7,311.90 km) |
| Portage to Knurow | 4,592.23 mi (7,390.49 km) |
| Portage to Kobylka | 4,585.19 mi (7,379.15 km) |
| Portage to Kokoszki | 4,411.18 mi (7,099.11 km) |
| Portage to Kolbuszowa | 4,696.12 mi (7,557.67 km) |
| Portage to Kolno | 4,561.71 mi (7,341.36 km) |
| Portage to Kolo | 4,505.99 mi (7,251.68 km) |
| Portage to Kolobrzeg | 4,323.13 mi (6,957.40 km) |
| Portage to Koluszki | 4,564.24 mi (7,345.43 km) |
| Portage to Komorniki | 4,437.97 mi (7,142.22 km) |
| Portage to Konin | 4,492.99 mi (7,230.76 km) |
| Portage to Konskie | 4,608.75 mi (7,417.07 km) |
| Portage to Konstancin-Jeziorna | 4,593.40 mi (7,392.36 km) |
| Portage to Konstantynow Lodzki | 4,548.61 mi (7,320.28 km) |
| Portage to Koronowo | 4,435.95 mi (7,138.97 km) |
