| Montclair to Kluczbork | 5,977.98 mi (9,620.62 km) |
| Montclair to Knurow | 6,033.08 mi (9,709.31 km) |
| Montclair to Kobylka | 5,972.63 mi (9,612.01 km) |
| Montclair to Kokoszki | 5,794.39 mi (9,325.17 km) |
| Montclair to Kolbuszowa | 6,106.86 mi (9,828.04 km) |
| Montclair to Kolno | 5,926.65 mi (9,538.01 km) |
| Montclair to Kolo | 5,919.52 mi (9,526.54 km) |
| Montclair to Kolobrzeg | 5,734.62 mi (9,228.97 km) |
| Montclair to Koluszki | 5,973.29 mi (9,613.07 km) |
| Montclair to Komorniki | 5,868.00 mi (9,443.64 km) |
| Montclair to Konin | 5,909.64 mi (9,510.64 km) |
| Montclair to Konskie | 6,019.63 mi (9,687.66 km) |
| Montclair to Konstancin-Jeziorna | 5,985.17 mi (9,632.20 km) |
| Montclair to Konstantynow Lodzki | 5,962.04 mi (9,594.98 km) |
| Montclair to Koronowo | 5,839.63 mi (9,397.98 km) |
