| Dubuque to Juprelle | 4,271.61 mi (6,874.50 km) |
| Dubuque to Jurbise | 4,219.98 mi (6,791.40 km) |
| Dubuque to Kalmthout | 4,207.61 mi (6,771.49 km) |
| Dubuque to Kampenhout | 4,227.23 mi (6,803.07 km) |
| Dubuque to Kapelle-op-den-Bos | 4,217.72 mi (6,787.77 km) |
| Dubuque to Kapellen | 4,208.89 mi (6,773.56 km) |
| Dubuque to Kasterlee | 4,230.13 mi (6,807.74 km) |
| Dubuque to Keerbergen | 4,227.87 mi (6,804.11 km) |
| Dubuque to Kinrooi | 4,262.68 mi (6,860.13 km) |
| Dubuque to Knokke-Heist | 4,166.23 mi (6,704.90 km) |
| Dubuque to Koekelare | 4,164.20 mi (6,701.63 km) |
| Dubuque to Koekelberg | 4,222.14 mi (6,794.88 km) |
| Dubuque to Koksijde | 4,151.70 mi (6,681.52 km) |
| Dubuque to Kontich | 4,216.38 mi (6,785.61 km) |
| Dubuque to Kortemark | 4,168.84 mi (6,709.09 km) |
