| Grays to Sinop | 1,752.65 mi (2,820.62 km) |
| Grays to Siran | 1,994.97 mi (3,210.59 km) |
| Grays to Sirnak | 2,249.51 mi (3,620.24 km) |
| Grays to Sirvan | 2,207.64 mi (3,552.85 km) |
| Grays to Sivas | 1,923.39 mi (3,095.39 km) |
| Grays to Sivasli | 1,675.09 mi (2,695.80 km) |
| Grays to Siverek | 2,106.28 mi (3,389.74 km) |
| Grays to Sivrice | 2,075.80 mi (3,340.68 km) |
| Grays to Sivrihisar | 1,707.07 mi (2,747.26 km) |
| Grays to Sogut | 1,626.40 mi (2,617.45 km) |
| Grays to Sogutlu | 1,601.20 mi (2,576.89 km) |
| Grays to Soke | 1,619.74 mi (2,606.71 km) |
| Grays to Solhan | 2,127.67 mi (3,424.16 km) |
| Grays to Soma | 1,559.50 mi (2,509.77 km) |
| Grays to Sorgun | 1,843.60 mi (2,966.98 km) |
