| Dumas to Security-Widefield (Colorado) | 250.27 mi (402.76 km) |
| Dumas to Sedalia (Missouri) | 518.34 mi (834.18 km) |
| Dumas to Sedro-Woolley (Washington) | 1,349.19 mi (2,171.31 km) |
| Dumas to Seguin (Texas) | 491.58 mi (791.11 km) |
| Dumas to Selden (New York) | 1,596.59 mi (2,569.46 km) |
| Dumas to Selma (Alabama) | 885.36 mi (1,424.84 km) |
| Dumas to Selma (California) | 983.73 mi (1,583.16 km) |
| Dumas to Selma (Texas) | 482.59 mi (776.65 km) |
| Dumas to Seminole (Florida) | 1,251.48 mi (2,014.06 km) |
| Dumas to Seven Hills (Ohio) | 1,156.52 mi (1,861.24 km) |
| Dumas to Seven Oaks (South Carolina) | 1,183.45 mi (1,904.58 km) |
| Dumas to Severn (Maryland) | 1,398.82 mi (2,251.19 km) |
| Dumas to Severna Park (Maryland) | 1,405.55 mi (2,262.01 km) |
| Dumas to Sevierville (Tennessee) | 1,028.43 mi (1,655.09 km) |
| Dumas to Seymour (Indiana) | 906.26 mi (1,458.48 km) |
