| Fort Collins to Katwijk | 4,767.57 mi (7,672.66 km) |
| Fort Collins to Kerkrade | 4,881.36 mi (7,855.78 km) |
| Fort Collins to Klazienaveen | 4,825.56 mi (7,765.98 km) |
| Fort Collins to Koog aan de Zaan | 4,768.13 mi (7,673.57 km) |
| Fort Collins to Krimpen aan den IJssel | 4,785.57 mi (7,701.63 km) |
| Fort Collins to Krommenie | 4,765.58 mi (7,669.46 km) |
| Fort Collins to Kudelstaart | 4,776.82 mi (7,687.54 km) |
| Fort Collins to Landgraaf | 4,878.25 mi (7,850.78 km) |
| Fort Collins to Landsmeer | 4,773.38 mi (7,682.01 km) |
| Fort Collins to Langedijk | 4,757.87 mi (7,657.05 km) |
| Fort Collins to Laren | 4,791.76 mi (7,711.59 km) |
| Fort Collins to Leek | 4,787.05 mi (7,704.01 km) |
| Fort Collins to Leerdam | 4,803.12 mi (7,729.88 km) |
| Fort Collins to Leeuwarden | 4,766.71 mi (7,671.27 km) |
| Fort Collins to Leiden | 4,771.72 mi (7,679.34 km) |
