| Mettlach to Romeoville (Illinois) | 4,302.23 mi (6,923.78 km) |
| Mettlach to Romulus (Michigan) | 4,093.94 mi (6,588.55 km) |
| Mettlach to Ronkonkoma (New York) | 3,746.74 mi (6,029.80 km) |
| Mettlach to Roosevelt (New York) | 3,770.94 mi (6,068.74 km) |
| Mettlach to Rosamond (California) | 5,700.81 mi (9,174.56 km) |
| Mettlach to Rosaryville (Maryland) | 3,987.97 mi (6,418.02 km) |
| Mettlach to Roscoe (Illinois) | 4,298.90 mi (6,918.42 km) |
| Mettlach to Rose Hill (Virginia) | 3,998.66 mi (6,435.23 km) |
| Mettlach to Roseburg (Oregon) | 5,353.41 mi (8,615.48 km) |
| Mettlach to Rosedale (California) | 5,700.20 mi (9,173.59 km) |
| Mettlach to Rosedale (Maryland) | 3,950.03 mi (6,356.96 km) |
| Mettlach to Roselle (Illinois) | 4,285.29 mi (6,896.51 km) |
| Mettlach to Roselle (New Jersey) | 3,799.89 mi (6,115.33 km) |
| Mettlach to Roselle Park (New Jersey) | 3,799.62 mi (6,114.90 km) |
| Mettlach to Rosemead (California) | 5,743.14 mi (9,242.69 km) |
