| Round Lake Beach to Koscian | 4,518.54 mi (7,271.89 km) |
| Round Lake Beach to Koscielisko | 4,750.93 mi (7,645.88 km) |
| Round Lake Beach to Koscierzyna | 4,474.98 mi (7,201.79 km) |
| Round Lake Beach to Kostrzyn | 4,524.21 mi (7,281.01 km) |
| Round Lake Beach to Kostrzyn nad Odra | 4,430.88 mi (7,130.81 km) |
| Round Lake Beach to Koszalin | 4,413.85 mi (7,103.41 km) |
| Round Lake Beach to Kowary | 4,546.07 mi (7,316.20 km) |
| Round Lake Beach to Kozienice | 4,701.89 mi (7,566.96 km) |
| Round Lake Beach to Kozuchow | 4,497.41 mi (7,237.89 km) |
| Round Lake Beach to Kozy | 4,699.72 mi (7,563.47 km) |
| Round Lake Beach to Krakow | 4,717.50 mi (7,592.08 km) |
| Round Lake Beach to Krapkowice | 4,632.96 mi (7,456.03 km) |
| Round Lake Beach to Krasnik | 4,753.52 mi (7,650.05 km) |
| Round Lake Beach to Krasnystaw | 4,781.55 mi (7,695.15 km) |
| Round Lake Beach to Krosno | 4,795.28 mi (7,717.26 km) |
