| Round Rock to Sereflikochisar | 6,702.84 mi (10,787.18 km) |
| Round Rock to Serik | 6,718.94 mi (10,813.08 km) |
| Round Rock to Serinhisar | 6,616.59 mi (10,648.37 km) |
| Round Rock to Serinyol | 6,932.71 mi (11,157.12 km) |
| Round Rock to Seydisehir | 6,721.15 mi (10,816.65 km) |
| Round Rock to Seyhan | 6,869.30 mi (11,055.07 km) |
| Round Rock to Seyitgazi | 6,575.48 mi (10,582.22 km) |
| Round Rock to Siirt | 7,037.06 mi (11,325.06 km) |
| Round Rock to Sile | 6,449.20 mi (10,378.99 km) |
| Round Rock to Silifke | 6,851.22 mi (11,025.97 km) |
| Round Rock to Silivri | 6,405.12 mi (10,308.05 km) |
| Round Rock to Silopi | 7,091.84 mi (11,413.21 km) |
| Round Rock to Simav | 6,530.95 mi (10,510.54 km) |
| Round Rock to Sinanpasa | 6,594.51 mi (10,612.83 km) |
| Round Rock to Sindirgi | 6,493.01 mi (10,449.50 km) |
