| Seaham to Southern Pines (North Carolina) | 3,824.58 mi (6,155.07 km) |
| Seaham to Southfield (Michigan) | 3,612.34 mi (5,813.51 km) |
| Seaham to Southgate (Michigan) | 3,623.36 mi (5,831.24 km) |
| Seaham to Southlake (Texas) | 4,607.40 mi (7,414.90 km) |
| Seaham to Spanaway (Washington) | 4,604.51 mi (7,410.24 km) |
| Seaham to Spanish Fork (Utah) | 4,701.32 mi (7,566.04 km) |
| Seaham to Spanish Lake (Missouri) | 4,048.82 mi (6,515.95 km) |
| Seaham to Spanish Springs (Nevada) | 4,964.95 mi (7,990.31 km) |
| Seaham to Sparks (Nevada) | 4,971.14 mi (8,000.27 km) |
| Seaham to Spartanburg (South Carolina) | 3,934.30 mi (6,331.64 km) |
| Seaham to Spearfish (South Dakota) | 4,217.48 mi (6,787.39 km) |
| Seaham to Speedway (Indiana) | 3,853.31 mi (6,201.30 km) |
| Seaham to Spencer (Iowa) | 4,001.65 mi (6,440.03 km) |
| Seaham to Spokane (Washington) | 4,442.09 mi (7,148.85 km) |
| Seaham to Spokane Valley (Washington) | 4,437.04 mi (7,140.72 km) |
