| Seattle to Juprelle | 4,971.18 mi (8,000.34 km) |
| Seattle to Jurbise | 4,941.90 mi (7,953.21 km) |
| Seattle to Kalmthout | 4,907.00 mi (7,897.05 km) |
| Seattle to Kampenhout | 4,934.14 mi (7,940.73 km) |
| Seattle to Kapelle-op-den-Bos | 4,925.33 mi (7,926.54 km) |
| Seattle to Kapellen | 4,909.95 mi (7,901.80 km) |
| Seattle to Kasterlee | 4,926.44 mi (7,928.34 km) |
| Seattle to Keerbergen | 4,932.64 mi (7,938.32 km) |
| Seattle to Kinrooi | 4,951.69 mi (7,968.97 km) |
| Seattle to Knokke-Heist | 4,880.05 mi (7,853.69 km) |
| Seattle to Koekelare | 4,886.43 mi (7,863.95 km) |
| Seattle to Koekelberg | 4,933.01 mi (7,938.91 km) |
| Seattle to Koksijde | 4,877.53 mi (7,849.62 km) |
| Seattle to Kontich | 4,920.77 mi (7,919.22 km) |
| Seattle to Kortemark | 4,891.53 mi (7,872.16 km) |
