| Mettlach to Ridgeland (Mississippi) | 4,831.31 mi (7,775.24 km) |
| Mettlach to Ridgewood (New Jersey) | 3,779.73 mi (6,082.88 km) |
| Mettlach to Rifle (Colorado) | 5,106.14 mi (8,217.53 km) |
| Mettlach to Rincon (Georgia) | 4,471.98 mi (7,196.96 km) |
| Mettlach to Ringwood (New Jersey) | 3,781.05 mi (6,085.01 km) |
| Mettlach to Río Grande (Puerto Rico) | 4,477.39 mi (7,205.67 km) |
| Mettlach to Rio Grande City (Texas) | 5,489.36 mi (8,834.27 km) |
| Mettlach to Rio Linda (California) | 5,570.93 mi (8,965.55 km) |
| Mettlach to Rio Rancho (New Mexico) | 5,301.57 mi (8,532.05 km) |
| Mettlach to Rio Rico (Arizona) | 5,659.42 mi (9,107.95 km) |
| Mettlach to Ripon (California) | 5,618.03 mi (9,041.35 km) |
| Mettlach to River Edge (New Jersey) | 3,779.06 mi (6,081.80 km) |
| Mettlach to River Falls (Wisconsin) | 4,314.85 mi (6,944.08 km) |
| Mettlach to River Forest (Illinois) | 4,279.27 mi (6,886.83 km) |
| Mettlach to River Grove (Illinois) | 4,278.60 mi (6,885.74 km) |
