| Mercer Island to Juprelle | 4,972.14 mi (8,001.89 km) |
| Mercer Island to Jurbise | 4,942.76 mi (7,954.61 km) |
| Mercer Island to Kalmthout | 4,907.95 mi (7,898.58 km) |
| Mercer Island to Kampenhout | 4,935.07 mi (7,942.22 km) |
| Mercer Island to Kapelle-op-den-Bos | 4,926.25 mi (7,928.03 km) |
| Mercer Island to Kapellen | 4,910.90 mi (7,903.32 km) |
| Mercer Island to Kasterlee | 4,927.41 mi (7,929.89 km) |
| Mercer Island to Keerbergen | 4,933.58 mi (7,939.83 km) |
| Mercer Island to Kinrooi | 4,952.69 mi (7,970.59 km) |
| Mercer Island to Knokke-Heist | 4,880.94 mi (7,855.11 km) |
| Mercer Island to Koekelare | 4,887.28 mi (7,865.32 km) |
| Mercer Island to Koekelberg | 4,933.92 mi (7,940.37 km) |
| Mercer Island to Koksijde | 4,878.36 mi (7,850.97 km) |
| Mercer Island to Kontich | 4,921.70 mi (7,920.72 km) |
| Mercer Island to Kortemark | 4,892.38 mi (7,873.53 km) |
