| Sulphur to Richland (Washington) | 1,777.72 mi (2,860.96 km) |
| Sulphur to Richmond (California) | 1,733.83 mi (2,790.33 km) |
| Sulphur to Richmond (Indiana) | 817.44 mi (1,315.55 km) |
| Sulphur to Richmond (Kentucky) | 733.00 mi (1,179.65 km) |
| Sulphur to Richmond (Texas) | 150.50 mi (242.20 km) |
| Sulphur to Richmond (Virginia) | 1,039.24 mi (1,672.50 km) |
| Sulphur to Richmond Heights (Florida) | 853.11 mi (1,372.95 km) |
| Sulphur to Richmond Heights (Ohio) | 1,024.12 mi (1,648.16 km) |
| Sulphur to Richmond Hill (Georgia) | 721.73 mi (1,161.51 km) |
| Sulphur to Richmond West (Florida) | 850.56 mi (1,368.84 km) |
| Sulphur to Richton Park (Illinois) | 838.24 mi (1,349.02 km) |
| Sulphur to Ridge (New York) | 1,361.62 mi (2,191.32 km) |
| Sulphur to Ridgecrest (California) | 1,453.93 mi (2,339.87 km) |
| Sulphur to Ridgefield (New Jersey) | 1,306.56 mi (2,102.71 km) |
| Sulphur to Ridgefield (Washington) | 1,909.16 mi (3,072.49 km) |
