| Dumas to Rockville (Maryland) | 1,374.09 mi (2,211.39 km) |
| Dumas to Rockville Centre (New York) | 1,564.91 mi (2,518.47 km) |
| Dumas to Rockwall (Texas) | 374.98 mi (603.48 km) |
| Dumas to Rocky Mount (North Carolina) | 1,348.49 mi (2,170.18 km) |
| Dumas to Rocky Point (New York) | 1,602.58 mi (2,579.10 km) |
| Dumas to Rocky River (Ohio) | 1,148.87 mi (1,848.93 km) |
| Dumas to Roessleville (New York) | 1,570.34 mi (2,527.22 km) |
| Dumas to Rogers (Arkansas) | 437.14 mi (703.51 km) |
| Dumas to Rogers (Minnesota) | 779.48 mi (1,254.46 km) |
| Dumas to Rohnert Park (California) | 1,152.78 mi (1,855.23 km) |
| Dumas to Rolla (Missouri) | 581.51 mi (935.85 km) |
| Dumas to Rolling Meadows (Illinois) | 861.56 mi (1,386.54 km) |
| Dumas to Roma (Texas) | 675.50 mi (1,087.11 km) |
| Dumas to Rome (Georgia) | 954.04 mi (1,535.38 km) |
| Dumas to Rome (New York) | 1,491.86 mi (2,400.91 km) |
