| Merzig to Rockville (Maryland) | 3,989.33 mi (6,420.21 km) |
| Merzig to Rockville Centre (New York) | 3,775.80 mi (6,076.56 km) |
| Merzig to Rockwall (Texas) | 5,055.09 mi (8,135.38 km) |
| Merzig to Rocky Mount (North Carolina) | 4,157.29 mi (6,690.52 km) |
| Merzig to Rocky Point (New York) | 3,735.33 mi (6,011.43 km) |
| Merzig to Rocky River (Ohio) | 4,071.13 mi (6,551.85 km) |
| Merzig to Roessleville (New York) | 3,696.43 mi (5,948.82 km) |
| Merzig to Rogers (Arkansas) | 4,793.85 mi (7,714.95 km) |
| Merzig to Rogers (Minnesota) | 4,335.34 mi (6,977.06 km) |
| Merzig to Rohnert Park (California) | 5,628.71 mi (9,058.54 km) |
| Merzig to Rolla (Missouri) | 4,621.45 mi (7,437.50 km) |
| Merzig to Rolling Meadows (Illinois) | 4,280.90 mi (6,889.44 km) |
| Merzig to Roma (Texas) | 5,496.88 mi (8,846.37 km) |
| Merzig to Rome (Georgia) | 4,542.04 mi (7,309.70 km) |
| Merzig to Rome (New York) | 3,742.49 mi (6,022.95 km) |
