| Upper Montclair to Krosno Odrzanskie | 4,047.67 mi (6,514.09 km) |
| Upper Montclair to Krotoszyn | 4,146.76 mi (6,673.56 km) |
| Upper Montclair to Kruszwica | 4,146.37 mi (6,672.94 km) |
| Upper Montclair to Krynica | 4,359.87 mi (7,016.54 km) |
| Upper Montclair to Krzeszowice | 4,283.48 mi (6,893.59 km) |
| Upper Montclair to Kudowa-Zdroj | 4,143.37 mi (6,668.10 km) |
| Upper Montclair to Kutno | 4,199.51 mi (6,758.46 km) |
| Upper Montclair to Kwidzyn | 4,132.47 mi (6,650.57 km) |
| Upper Montclair to Lancut | 4,383.60 mi (7,054.72 km) |
| Upper Montclair to Lapy | 4,299.25 mi (6,918.97 km) |
| Upper Montclair to Lask | 4,213.25 mi (6,780.57 km) |
| Upper Montclair to Laziska Gorne | 4,253.16 mi (6,844.79 km) |
| Upper Montclair to Lebork | 4,063.63 mi (6,539.79 km) |
| Upper Montclair to Leczna | 4,361.43 mi (7,019.04 km) |
| Upper Montclair to Leczyca | 4,199.74 mi (6,758.84 km) |
