| Sierning to Rockville (Maryland) | 4,345.83 mi (6,993.95 km) |
| Sierning to Rockville Centre (New York) | 4,133.02 mi (6,651.46 km) |
| Sierning to Rockwall (Texas) | 5,399.79 mi (8,690.13 km) |
| Sierning to Rocky Mount (North Carolina) | 4,516.33 mi (7,268.33 km) |
| Sierning to Rocky Point (New York) | 4,092.72 mi (6,586.60 km) |
| Sierning to Rocky River (Ohio) | 4,420.51 mi (7,114.12 km) |
| Sierning to Roessleville (New York) | 4,051.09 mi (6,519.59 km) |
| Sierning to Rogers (Arkansas) | 5,136.76 mi (8,266.82 km) |
| Sierning to Rogers (Minnesota) | 4,663.18 mi (7,504.67 km) |
| Sierning to Rohnert Park (California) | 5,909.71 mi (9,510.77 km) |
| Sierning to Rolla (Missouri) | 4,965.01 mi (7,990.41 km) |
| Sierning to Rolling Meadows (Illinois) | 4,622.43 mi (7,439.08 km) |
| Sierning to Roma (Texas) | 5,846.25 mi (9,408.62 km) |
| Sierning to Rome (Georgia) | 4,897.29 mi (7,881.43 km) |
| Sierning to Rome (New York) | 4,095.07 mi (6,590.37 km) |
