| Seaford to Security-Widefield (Colorado) | 4,765.93 mi (7,670.02 km) |
| Seaford to Sedalia (Missouri) | 4,345.36 mi (6,993.18 km) |
| Seaford to Sedro-Woolley (Washington) | 4,776.73 mi (7,687.41 km) |
| Seaford to Seguin (Texas) | 4,990.16 mi (8,030.89 km) |
| Seaford to Selden (New York) | 3,440.47 mi (5,536.90 km) |
| Seaford to Selma (Alabama) | 4,406.21 mi (7,091.11 km) |
| Seaford to Selma (California) | 5,381.75 mi (8,661.08 km) |
| Seaford to Selma (Texas) | 5,003.93 mi (8,053.05 km) |
| Seaford to Seminole (Florida) | 4,454.09 mi (7,168.17 km) |
| Seaford to Seven Hills (Ohio) | 3,769.19 mi (6,065.93 km) |
| Seaford to Seven Oaks (South Carolina) | 4,083.77 mi (6,572.19 km) |
| Seaford to Severn (Maryland) | 3,666.20 mi (5,900.17 km) |
| Seaford to Severna Park (Maryland) | 3,663.09 mi (5,895.18 km) |
| Seaford to Sevierville (Tennessee) | 4,097.04 mi (6,593.56 km) |
| Seaford to Seymour (Indiana) | 4,047.45 mi (6,513.74 km) |
