| Grottaferrata to Siran | 1,378.69 mi (2,218.79 km) |
| Grottaferrata to Sirnak | 1,603.41 mi (2,580.43 km) |
| Grottaferrata to Sirvan | 1,568.74 mi (2,524.65 km) |
| Grottaferrata to Sivas | 1,277.36 mi (2,055.71 km) |
| Grottaferrata to Sivasli | 925.45 mi (1,489.37 km) |
| Grottaferrata to Siverek | 1,436.22 mi (2,311.37 km) |
| Grottaferrata to Sivrice | 1,420.52 mi (2,286.11 km) |
| Grottaferrata to Sivrihisar | 1,000.45 mi (1,610.07 km) |
| Grottaferrata to Sogut | 920.89 mi (1,482.03 km) |
| Grottaferrata to Sogutlu | 924.30 mi (1,487.52 km) |
| Grottaferrata to Soke | 829.64 mi (1,335.18 km) |
| Grottaferrata to Solhan | 1,499.60 mi (2,413.37 km) |
| Grottaferrata to Soma | 804.09 mi (1,294.06 km) |
| Grottaferrata to Sorgun | 1,182.21 mi (1,902.59 km) |
| Grottaferrata to Suhut | 968.35 mi (1,558.41 km) |
