| Upper Montclair to Juprelle | 3,712.48 mi (5,974.66 km) |
| Upper Montclair to Jurbise | 3,652.32 mi (5,877.85 km) |
| Upper Montclair to Kalmthout | 3,652.26 mi (5,877.74 km) |
| Upper Montclair to Kampenhout | 3,666.87 mi (5,901.26 km) |
| Upper Montclair to Kapelle-op-den-Bos | 3,657.55 mi (5,886.26 km) |
| Upper Montclair to Kapellen | 3,652.60 mi (5,878.30 km) |
| Upper Montclair to Kasterlee | 3,675.06 mi (5,914.43 km) |
| Upper Montclair to Keerbergen | 3,668.57 mi (5,904.00 km) |
| Upper Montclair to Kinrooi | 3,709.48 mi (5,969.84 km) |
| Upper Montclair to Knokke-Heist | 3,605.83 mi (5,803.03 km) |
| Upper Montclair to Koekelare | 3,599.58 mi (5,792.96 km) |
| Upper Montclair to Koekelberg | 3,660.04 mi (5,890.26 km) |
| Upper Montclair to Koksijde | 3,585.94 mi (5,771.02 km) |
| Upper Montclair to Kontich | 3,657.94 mi (5,886.88 km) |
| Upper Montclair to Kortemark | 3,603.71 mi (5,799.60 km) |
