| Le Mars to Ridgeland (Mississippi) | 787.43 mi (1,267.24 km) |
| Le Mars to Ridgewood (New Jersey) | 1,138.34 mi (1,831.97 km) |
| Le Mars to Rifle (Colorado) | 643.04 mi (1,034.88 km) |
| Le Mars to Rincon (Georgia) | 1,090.02 mi (1,754.22 km) |
| Le Mars to Ringwood (New Jersey) | 1,128.12 mi (1,815.54 km) |
| Le Mars to Río Grande (Puerto Rico) | 2,444.66 mi (3,934.30 km) |
| Le Mars to Rio Grande City (Texas) | 1,142.95 mi (1,839.40 km) |
| Le Mars to Rio Linda (California) | 1,347.42 mi (2,168.47 km) |
| Le Mars to Rio Rancho (New Mexico) | 765.14 mi (1,231.38 km) |
| Le Mars to Rio Rico (Arizona) | 1,125.45 mi (1,811.24 km) |
| Le Mars to Ripon (California) | 1,355.65 mi (2,181.71 km) |
| Le Mars to River Edge (New Jersey) | 1,142.99 mi (1,839.46 km) |
| Le Mars to River Falls (Wisconsin) | 227.88 mi (366.73 km) |
| Le Mars to River Forest (Illinois) | 430.84 mi (693.37 km) |
| Le Mars to River Grove (Illinois) | 429.53 mi (691.26 km) |
