| Castelnaudary to Security-Widefield (Colorado) | 5,149.86 mi (8,287.90 km) |
| Castelnaudary to Sedalia (Missouri) | 4,685.28 mi (7,540.24 km) |
| Castelnaudary to Sedro-Woolley (Washington) | 5,246.33 mi (8,443.15 km) |
| Castelnaudary to Seguin (Texas) | 5,300.69 mi (8,530.64 km) |
| Castelnaudary to Selden (New York) | 3,713.75 mi (5,976.70 km) |
| Castelnaudary to Selma (Alabama) | 4,681.18 mi (7,533.63 km) |
| Castelnaudary to Selma (California) | 5,810.44 mi (9,350.99 km) |
| Castelnaudary to Selma (Texas) | 5,316.09 mi (8,555.42 km) |
| Castelnaudary to Seminole (Florida) | 4,677.75 mi (7,528.11 km) |
| Castelnaudary to Seven Hills (Ohio) | 4,080.80 mi (6,567.42 km) |
| Castelnaudary to Seven Oaks (South Carolina) | 4,341.48 mi (6,986.93 km) |
| Castelnaudary to Severn (Maryland) | 3,941.00 mi (6,342.43 km) |
| Castelnaudary to Severna Park (Maryland) | 3,936.98 mi (6,335.96 km) |
| Castelnaudary to Sevierville (Tennessee) | 4,378.65 mi (7,046.76 km) |
| Castelnaudary to Seymour (Indiana) | 4,359.35 mi (7,015.69 km) |
