| Langenfeld to Florence (South Carolina) | 4,295.63 mi (6,913.15 km) |
| Langenfeld to Florence-Graham (California) | 5,682.83 mi (9,145.63 km) |
| Langenfeld to Florham Park (New Jersey) | 3,769.31 mi (6,066.11 km) |
| Langenfeld to Florida (Puerto Rico) | 4,527.12 mi (7,285.70 km) |
| Langenfeld to Florida City (Florida) | 4,760.77 mi (7,661.73 km) |
| Langenfeld to Florida Ridge (Florida) | 4,648.38 mi (7,480.84 km) |
| Langenfeld to Florin (California) | 5,503.98 mi (8,857.80 km) |
| Langenfeld to Florissant (Missouri) | 4,477.18 mi (7,205.33 km) |
| Langenfeld to Flower Hill (Maryland) | 3,953.58 mi (6,362.68 km) |
| Langenfeld to Flower Mound (Texas) | 5,026.86 mi (8,089.96 km) |
| Langenfeld to Flowing Wells (Arizona) | 5,553.85 mi (8,938.06 km) |
| Langenfeld to Foley (Alabama) | 4,801.48 mi (7,727.24 km) |
| Langenfeld to Folsom (California) | 5,485.91 mi (8,828.71 km) |
| Langenfeld to Fond du Lac (Wisconsin) | 4,164.18 mi (6,701.61 km) |
| Langenfeld to Fontana (California) | 5,651.86 mi (9,095.78 km) |
