| Dumas to Robertsville (New Jersey) | 1,529.37 mi (2,461.28 km) |
| Dumas to Robinson (Texas) | 412.80 mi (664.34 km) |
| Dumas to Robstown (Texas) | 611.58 mi (984.24 km) |
| Dumas to Rochester (Michigan) | 1,109.51 mi (1,785.58 km) |
| Dumas to Rochester (Minnesota) | 753.92 mi (1,213.32 km) |
| Dumas to Rochester (New Hampshire) | 1,716.91 mi (2,763.11 km) |
| Dumas to Rochester (New York) | 1,386.33 mi (2,231.08 km) |
| Dumas to Rochester Hills (Michigan) | 1,107.26 mi (1,781.97 km) |
| Dumas to Rock Hill (South Carolina) | 1,178.78 mi (1,897.07 km) |
| Dumas to Rock Island (Illinois) | 725.13 mi (1,166.99 km) |
| Dumas to Rock Springs (Wyoming) | 556.30 mi (895.28 km) |
| Dumas to Rockford (Illinois) | 819.84 mi (1,319.40 km) |
| Dumas to Rockledge (Florida) | 1,343.76 mi (2,162.57 km) |
| Dumas to Rocklin (California) | 1,076.68 mi (1,732.76 km) |
| Dumas to Rockport (Texas) | 612.23 mi (985.29 km) |
