| Ashton to Southern Pines (North Carolina) | 3,817.17 mi (6,143.15 km) |
| Ashton to Southfield (Michigan) | 3,620.42 mi (5,826.51 km) |
| Ashton to Southgate (Michigan) | 3,630.95 mi (5,843.46 km) |
| Ashton to Southlake (Texas) | 4,618.51 mi (7,432.77 km) |
| Ashton to Spanaway (Washington) | 4,657.11 mi (7,494.89 km) |
| Ashton to Spanish Fork (Utah) | 4,736.77 mi (7,623.09 km) |
| Ashton to Spanish Lake (Missouri) | 4,059.20 mi (6,532.65 km) |
| Ashton to Spanish Springs (Nevada) | 5,008.41 mi (8,060.26 km) |
| Ashton to Sparks (Nevada) | 5,014.58 mi (8,070.18 km) |
| Ashton to Spartanburg (South Carolina) | 3,929.60 mi (6,324.08 km) |
| Ashton to Spearfish (South Dakota) | 4,249.73 mi (6,839.28 km) |
| Ashton to Speedway (Indiana) | 3,860.63 mi (6,213.08 km) |
| Ashton to Spencer (Iowa) | 4,023.35 mi (6,474.95 km) |
| Ashton to Spokane (Washington) | 4,490.72 mi (7,227.11 km) |
| Ashton to Spokane Valley (Washington) | 4,485.48 mi (7,218.69 km) |
