| Round Lake Beach to Kluczbork | 4,618.66 mi (7,433.02 km) |
| Round Lake Beach to Knurow | 4,668.29 mi (7,512.89 km) |
| Round Lake Beach to Kobylka | 4,656.02 mi (7,493.14 km) |
| Round Lake Beach to Kokoszki | 4,480.87 mi (7,211.26 km) |
| Round Lake Beach to Kolbuszowa | 4,769.64 mi (7,675.99 km) |
| Round Lake Beach to Kolno | 4,630.28 mi (7,451.71 km) |
| Round Lake Beach to Kolo | 4,579.03 mi (7,369.23 km) |
| Round Lake Beach to Kolobrzeg | 4,395.22 mi (7,073.43 km) |
| Round Lake Beach to Koluszki | 4,637.08 mi (7,462.65 km) |
| Round Lake Beach to Komorniki | 4,512.37 mi (7,261.96 km) |
| Round Lake Beach to Konin | 4,566.28 mi (7,348.72 km) |
| Round Lake Beach to Konskie | 4,681.94 mi (7,534.86 km) |
| Round Lake Beach to Konstancin-Jeziorna | 4,664.68 mi (7,507.08 km) |
| Round Lake Beach to Konstantynow Lodzki | 4,621.81 mi (7,438.08 km) |
| Round Lake Beach to Koronowo | 4,507.74 mi (7,254.51 km) |
