| Niederkassel to Florence (South Carolina) | 4,306.45 mi (6,930.57 km) |
| Niederkassel to Florence-Graham (California) | 5,700.44 mi (9,173.97 km) |
| Niederkassel to Florham Park (New Jersey) | 3,780.85 mi (6,084.69 km) |
| Niederkassel to Florida (Puerto Rico) | 4,530.51 mi (7,291.16 km) |
| Niederkassel to Florida City (Florida) | 4,769.60 mi (7,675.92 km) |
| Niederkassel to Florida Ridge (Florida) | 4,657.70 mi (7,495.84 km) |
| Niederkassel to Florin (California) | 5,522.45 mi (8,887.52 km) |
| Niederkassel to Florissant (Missouri) | 4,491.08 mi (7,227.69 km) |
| Niederkassel to Flower Hill (Maryland) | 3,965.20 mi (6,381.37 km) |
| Niederkassel to Flower Mound (Texas) | 5,040.84 mi (8,112.45 km) |
| Niederkassel to Flowing Wells (Arizona) | 5,570.14 mi (8,964.28 km) |
| Niederkassel to Foley (Alabama) | 4,813.06 mi (7,745.87 km) |
| Niederkassel to Folsom (California) | 5,504.36 mi (8,858.41 km) |
| Niederkassel to Fond du Lac (Wisconsin) | 4,178.84 mi (6,725.19 km) |
| Niederkassel to Fontana (California) | 5,669.36 mi (9,123.96 km) |
