| Castalla to Security-Widefield (Colorado) | 5,248.50 mi (8,446.65 km) |
| Castalla to Sedalia (Missouri) | 4,748.53 mi (7,642.02 km) |
| Castalla to Sedro-Woolley (Washington) | 5,436.20 mi (8,748.72 km) |
| Castalla to Seguin (Texas) | 5,333.33 mi (8,583.16 km) |
| Castalla to Selden (New York) | 3,734.13 mi (6,009.51 km) |
| Castalla to Selma (Alabama) | 4,691.22 mi (7,549.79 km) |
| Castalla to Selma (California) | 5,949.26 mi (9,574.41 km) |
| Castalla to Selma (Texas) | 5,349.93 mi (8,609.87 km) |
| Castalla to Seminole (Florida) | 4,648.75 mi (7,481.43 km) |
| Castalla to Seven Hills (Ohio) | 4,126.84 mi (6,641.51 km) |
| Castalla to Seven Oaks (South Carolina) | 4,341.91 mi (6,987.63 km) |
| Castalla to Severn (Maryland) | 3,959.52 mi (6,372.23 km) |
| Castalla to Severna Park (Maryland) | 3,954.84 mi (6,364.70 km) |
| Castalla to Sevierville (Tennessee) | 4,397.21 mi (7,076.63 km) |
| Castalla to Seymour (Indiana) | 4,402.46 mi (7,085.07 km) |
