| Ashton to Security-Widefield (Colorado) | 4,581.95 mi (7,373.93 km) |
| Ashton to Sedalia (Missouri) | 4,175.81 mi (6,720.32 km) |
| Ashton to Sedro-Woolley (Washington) | 4,571.20 mi (7,356.63 km) |
| Ashton to Seguin (Texas) | 4,828.45 mi (7,770.64 km) |
| Ashton to Selden (New York) | 3,297.00 mi (5,306.01 km) |
| Ashton to Selma (Alabama) | 4,258.15 mi (6,852.83 km) |
| Ashton to Selma (California) | 5,184.87 mi (8,344.25 km) |
| Ashton to Selma (Texas) | 4,841.66 mi (7,791.90 km) |
| Ashton to Seminole (Florida) | 4,323.83 mi (6,958.53 km) |
| Ashton to Seven Hills (Ohio) | 3,610.83 mi (5,811.07 km) |
| Ashton to Seven Oaks (South Carolina) | 3,942.94 mi (6,345.55 km) |
| Ashton to Severn (Maryland) | 3,521.11 mi (5,666.68 km) |
| Ashton to Severna Park (Maryland) | 3,518.34 mi (5,662.23 km) |
| Ashton to Sevierville (Tennessee) | 3,947.81 mi (6,353.38 km) |
| Ashton to Seymour (Indiana) | 3,888.02 mi (6,257.16 km) |
