| Upper Montclair to Kluczbork | 4,200.05 mi (6,759.33 km) |
| Upper Montclair to Knurow | 4,244.46 mi (6,830.80 km) |
| Upper Montclair to Kobylka | 4,262.65 mi (6,860.08 km) |
| Upper Montclair to Kokoszki | 4,096.28 mi (6,592.33 km) |
| Upper Montclair to Kolbuszowa | 4,359.38 mi (7,015.74 km) |
| Upper Montclair to Kolno | 4,250.31 mi (6,840.21 km) |
| Upper Montclair to Kolo | 4,173.74 mi (6,716.98 km) |
| Upper Montclair to Kolobrzeg | 3,997.71 mi (6,433.69 km) |
| Upper Montclair to Koluszki | 4,232.29 mi (6,811.22 km) |
| Upper Montclair to Komorniki | 4,099.99 mi (6,598.29 km) |
| Upper Montclair to Konin | 4,159.67 mi (6,694.34 km) |
| Upper Montclair to Konskie | 4,274.59 mi (6,879.28 km) |
| Upper Montclair to Konstancin-Jeziorna | 4,268.59 mi (6,869.63 km) |
| Upper Montclair to Konstantynow Lodzki | 4,215.08 mi (6,783.52 km) |
| Upper Montclair to Koronowo | 4,110.58 mi (6,615.33 km) |
