| Dumas to Roy (Utah) | 656.43 mi (1,056.42 km) |
| Dumas to Royal Kunia (Hawaii) | 3,494.76 mi (5,624.27 km) |
| Dumas to Royal Oak (Michigan) | 1,103.94 mi (1,776.62 km) |
| Dumas to Royal Palm Beach (Florida) | 1,426.70 mi (2,296.05 km) |
| Dumas to Royse City (Texas) | 378.47 mi (609.09 km) |
| Dumas to Ruskin (Florida) | 1,275.38 mi (2,052.52 km) |
| Dumas to Russellville (Alabama) | 808.62 mi (1,301.35 km) |
| Dumas to Russellville (Arkansas) | 497.50 mi (800.66 km) |
| Dumas to Ruston (Louisiana) | 580.23 mi (933.78 km) |
| Dumas to Rutherford (New Jersey) | 1,541.12 mi (2,480.20 km) |
| Dumas to Rutland (Vermont) | 1,620.64 mi (2,608.17 km) |
| Dumas to Sabana Grande (Puerto Rico) | 2,460.94 mi (3,960.50 km) |
| Dumas to Sachse (Texas) | 366.02 mi (589.05 km) |
| Dumas to Saco (Maine) | 1,744.62 mi (2,807.70 km) |
| Dumas to Sacramento (California) | 1,087.23 mi (1,749.73 km) |
