| Mettlach to Robertsville (New Jersey) | 3,814.77 mi (6,139.28 km) |
| Mettlach to Robinson (Texas) | 5,155.44 mi (8,296.87 km) |
| Mettlach to Robstown (Texas) | 5,368.98 mi (8,640.53 km) |
| Mettlach to Rochester (Michigan) | 4,063.55 mi (6,539.65 km) |
| Mettlach to Rochester (Minnesota) | 4,350.07 mi (7,000.76 km) |
| Mettlach to Rochester (New Hampshire) | 3,555.17 mi (5,721.49 km) |
| Mettlach to Rochester (New York) | 3,827.38 mi (6,159.57 km) |
| Mettlach to Rochester Hills (Michigan) | 4,065.95 mi (6,543.52 km) |
| Mettlach to Rock Hill (South Carolina) | 4,337.00 mi (6,979.73 km) |
| Mettlach to Rock Island (Illinois) | 4,403.03 mi (7,085.99 km) |
| Mettlach to Rock Springs (Wyoming) | 5,040.49 mi (8,111.88 km) |
| Mettlach to Rockford (Illinois) | 4,308.81 mi (6,934.37 km) |
| Mettlach to Rockledge (Florida) | 4,644.01 mi (7,473.81 km) |
| Mettlach to Rocklin (California) | 5,558.45 mi (8,945.47 km) |
| Mettlach to Rockport (Texas) | 5,333.04 mi (8,582.70 km) |
