| Merrillville to Krosno Odrzanskie | 4,489.52 mi (7,225.19 km) |
| Merrillville to Krotoszyn | 4,583.64 mi (7,376.65 km) |
| Merrillville to Kruszwica | 4,571.51 mi (7,357.14 km) |
| Merrillville to Krynica | 4,802.59 mi (7,729.03 km) |
| Merrillville to Krzeszowice | 4,725.37 mi (7,604.74 km) |
| Merrillville to Kudowa-Zdroj | 4,594.99 mi (7,394.92 km) |
| Merrillville to Kutno | 4,624.80 mi (7,442.90 km) |
| Merrillville to Kwidzyn | 4,546.18 mi (7,316.37 km) |
| Merrillville to Lancut | 4,816.14 mi (7,750.83 km) |
| Merrillville to Lapy | 4,705.17 mi (7,572.24 km) |
| Merrillville to Lask | 4,644.86 mi (7,475.18 km) |
| Merrillville to Laziska Gorne | 4,697.81 mi (7,560.39 km) |
| Merrillville to Lebork | 4,474.05 mi (7,200.28 km) |
| Merrillville to Leczna | 4,781.43 mi (7,694.97 km) |
| Merrillville to Leczyca | 4,627.20 mi (7,446.77 km) |
