| Mamoudzou to Sestu | 4,284.12 mi (6,894.63 km) |
| Mamoudzou to Settimo Torinese | 4,635.28 mi (7,459.76 km) |
| Mamoudzou to Seveso | 4,620.33 mi (7,435.70 km) |
| Mamoudzou to Sezze | 4,273.52 mi (6,877.56 km) |
| Mamoudzou to Siano | 4,185.20 mi (6,735.43 km) |
| Mamoudzou to Siena | 4,427.15 mi (7,124.80 km) |
| Mamoudzou to Signa | 4,459.73 mi (7,177.25 km) |
| Mamoudzou to Silea | 4,528.82 mi (7,288.43 km) |
| Mamoudzou to Silvi Paese | 4,301.45 mi (6,922.52 km) |
| Mamoudzou to Sinalunga | 4,409.37 mi (7,096.19 km) |
| Mamoudzou to Siniscola | 4,330.82 mi (6,969.78 km) |
| Mamoudzou to Sinnai | 4,280.42 mi (6,888.67 km) |
| Mamoudzou to Siracusa | 3,955.63 mi (6,365.96 km) |
| Mamoudzou to Solaro | 4,620.41 mi (7,435.83 km) |
| Mamoudzou to Soliera | 4,517.51 mi (7,270.22 km) |
