| Sulphur to Rockport (Texas) | 270.87 mi (435.93 km) |
| Sulphur to Rockville (Maryland) | 1,102.83 mi (1,774.83 km) |
| Sulphur to Rockville Centre (New York) | 1,318.72 mi (2,122.28 km) |
| Sulphur to Rockwall (Texas) | 259.57 mi (417.73 km) |
| Sulphur to Rocky Mount (North Carolina) | 982.15 mi (1,580.63 km) |
| Sulphur to Rocky Point (New York) | 1,359.95 mi (2,188.62 km) |
| Sulphur to Rocky River (Ohio) | 1,007.21 mi (1,620.96 km) |
| Sulphur to Roessleville (New York) | 1,380.98 mi (2,222.47 km) |
| Sulphur to Rogers (Arkansas) | 423.17 mi (681.03 km) |
| Sulphur to Rogers (Minnesota) | 1,033.56 mi (1,663.36 km) |
| Sulphur to Rohnert Park (California) | 1,757.54 mi (2,828.48 km) |
| Sulphur to Rolla (Missouri) | 540.95 mi (870.57 km) |
| Sulphur to Rolling Meadows (Illinois) | 870.37 mi (1,400.73 km) |
| Sulphur to Roma (Texas) | 432.83 mi (696.57 km) |
| Sulphur to Rome (Georgia) | 552.68 mi (889.45 km) |
