| Dumas to Somersworth (New Hampshire) | 1,721.19 mi (2,769.99 km) |
| Dumas to Somerton (Arizona) | 760.90 mi (1,224.55 km) |
| Dumas to Somerville (Massachusetts) | 1,704.25 mi (2,742.73 km) |
| Dumas to Somerville (New Jersey) | 1,513.69 mi (2,436.05 km) |
| Dumas to Sonoma (California) | 1,139.81 mi (1,834.35 km) |
| Dumas to Soquel (California) | 1,111.68 mi (1,789.07 km) |
| Dumas to South Bend (Indiana) | 934.19 mi (1,503.44 km) |
| Dumas to South Bradenton (Florida) | 1,275.81 mi (2,053.21 km) |
| Dumas to South Burlington (Vermont) | 1,619.52 mi (2,606.37 km) |
| Dumas to South Charleston (West Virginia) | 1,126.59 mi (1,813.06 km) |
| Dumas to South Daytona (Florida) | 1,302.53 mi (2,096.21 km) |
| Dumas to South El Monte (California) | 918.32 mi (1,477.90 km) |
| Dumas to South Elgin (Illinois) | 845.70 mi (1,361.02 km) |
| Dumas to South Euclid (Ohio) | 1,166.24 mi (1,876.89 km) |
| Dumas to South Farmingdale (New York) | 1,575.09 mi (2,534.87 km) |
