| Unicov to Security-Widefield (Colorado) | 5,372.03 mi (8,645.45 km) |
| Unicov to Sedalia (Missouri) | 5,003.47 mi (8,052.30 km) |
| Unicov to Sedro-Woolley (Washington) | 5,229.26 mi (8,415.68 km) |
| Unicov to Seguin (Texas) | 5,666.98 mi (9,120.12 km) |
| Unicov to Selden (New York) | 4,154.04 mi (6,685.28 km) |
| Unicov to Selma (Alabama) | 5,111.64 mi (8,226.39 km) |
| Unicov to Selma (California) | 5,912.54 mi (9,515.31 km) |
| Unicov to Selma (Texas) | 5,679.36 mi (9,140.05 km) |
| Unicov to Seminole (Florida) | 5,183.94 mi (8,342.74 km) |
| Unicov to Seven Hills (Ohio) | 4,456.14 mi (7,171.47 km) |
| Unicov to Seven Oaks (South Carolina) | 4,800.64 mi (7,725.89 km) |
| Unicov to Severn (Maryland) | 4,377.15 mi (7,044.35 km) |
| Unicov to Severna Park (Maryland) | 4,374.57 mi (7,040.19 km) |
| Unicov to Sevierville (Tennessee) | 4,800.81 mi (7,726.16 km) |
| Unicov to Seymour (Indiana) | 4,731.51 mi (7,614.63 km) |
