| Birsfelden to Security-Widefield (Colorado) | 5,169.72 mi (8,319.86 km) |
| Birsfelden to Sedalia (Missouri) | 4,751.08 mi (7,646.12 km) |
| Birsfelden to Sedro-Woolley (Washington) | 5,151.61 mi (8,290.72 km) |
| Birsfelden to Seguin (Texas) | 5,394.49 mi (8,681.59 km) |
| Birsfelden to Selden (New York) | 3,838.56 mi (6,177.57 km) |
| Birsfelden to Selma (Alabama) | 4,805.76 mi (7,734.12 km) |
| Birsfelden to Selma (California) | 5,775.39 mi (9,294.59 km) |
| Birsfelden to Selma (Texas) | 5,408.40 mi (8,703.97 km) |
| Birsfelden to Seminole (Florida) | 4,843.34 mi (7,794.61 km) |
| Birsfelden to Seven Hills (Ohio) | 4,172.93 mi (6,715.68 km) |
| Birsfelden to Seven Oaks (South Carolina) | 4,479.90 mi (7,209.69 km) |
| Birsfelden to Severn (Maryland) | 4,064.87 mi (6,541.78 km) |
| Birsfelden to Severna Park (Maryland) | 4,061.60 mi (6,536.52 km) |
| Birsfelden to Sevierville (Tennessee) | 4,497.31 mi (7,237.72 km) |
| Birsfelden to Seymour (Indiana) | 4,451.39 mi (7,163.83 km) |
