| Langenfeld to Reidsville (North Carolina) | 4,186.43 mi (6,737.41 km) |
| Langenfeld to Reisterstown (Maryland) | 3,925.66 mi (6,317.75 km) |
| Langenfeld to Rendon (Texas) | 5,055.58 mi (8,136.16 km) |
| Langenfeld to Reno (Nevada) | 5,398.12 mi (8,687.43 km) |
| Langenfeld to Renton (Washington) | 4,987.67 mi (8,026.89 km) |
| Langenfeld to Republic (Missouri) | 4,676.31 mi (7,525.79 km) |
| Langenfeld to Reston (Virginia) | 3,970.20 mi (6,389.41 km) |
| Langenfeld to Revere (Massachusetts) | 3,561.93 mi (5,732.37 km) |
| Langenfeld to Rexburg (Idaho) | 4,923.82 mi (7,924.13 km) |
| Langenfeld to Reynoldsburg (Ohio) | 4,136.08 mi (6,656.38 km) |
| Langenfeld to Rialto (California) | 5,648.52 mi (9,090.41 km) |
| Langenfeld to Richardson (Texas) | 5,015.21 mi (8,071.19 km) |
| Langenfeld to Richfield (Minnesota) | 4,280.45 mi (6,888.71 km) |
| Langenfeld to Richfield (Wisconsin) | 4,182.71 mi (6,731.43 km) |
| Langenfeld to Richland (Washington) | 4,986.77 mi (8,025.43 km) |
