| River Grove to Krosno Odrzanskie | 4,483.87 mi (7,216.10 km) |
| River Grove to Krotoszyn | 4,577.53 mi (7,366.82 km) |
| River Grove to Kruszwica | 4,564.53 mi (7,345.91 km) |
| River Grove to Krynica | 4,796.73 mi (7,719.60 km) |
| River Grove to Krzeszowice | 4,719.51 mi (7,595.32 km) |
| River Grove to Kudowa-Zdroj | 4,589.99 mi (7,386.88 km) |
| River Grove to Kutno | 4,617.78 mi (7,431.61 km) |
| River Grove to Kwidzyn | 4,538.39 mi (7,303.83 km) |
| River Grove to Lancut | 4,809.50 mi (7,740.14 km) |
| River Grove to Lapy | 4,696.67 mi (7,558.56 km) |
| River Grove to Lask | 4,638.30 mi (7,464.62 km) |
| River Grove to Laziska Gorne | 4,692.19 mi (7,551.34 km) |
| River Grove to Lebork | 4,466.08 mi (7,187.47 km) |
| River Grove to Leczna | 4,773.89 mi (7,682.83 km) |
| River Grove to Leczyca | 4,620.35 mi (7,435.73 km) |
