| Sluis to Rockville (Maryland) | 3,808.60 mi (6,129.35 km) |
| Sluis to Rockville Centre (New York) | 3,595.77 mi (5,786.84 km) |
| Sluis to Rockwall (Texas) | 4,867.67 mi (7,833.75 km) |
| Sluis to Rocky Mount (North Carolina) | 3,979.34 mi (6,404.13 km) |
| Sluis to Rocky Point (New York) | 3,555.48 mi (5,721.99 km) |
| Sluis to Rocky River (Ohio) | 3,885.57 mi (6,253.22 km) |
| Sluis to Roessleville (New York) | 3,514.11 mi (5,655.42 km) |
| Sluis to Rogers (Arkansas) | 4,605.80 mi (7,412.32 km) |
| Sluis to Rogers (Minnesota) | 4,144.31 mi (6,669.62 km) |
| Sluis to Rohnert Park (California) | 5,439.36 mi (8,753.80 km) |
| Sluis to Rolla (Missouri) | 4,433.59 mi (7,135.17 km) |
| Sluis to Rolling Meadows (Illinois) | 4,092.37 mi (6,586.04 km) |
| Sluis to Roma (Texas) | 5,311.44 mi (8,547.93 km) |
| Sluis to Rome (Georgia) | 4,360.23 mi (7,017.12 km) |
| Sluis to Rome (New York) | 3,558.70 mi (5,727.18 km) |
