| Tonypandy to Sinop | 1,915.21 mi (3,082.23 km) |
| Tonypandy to Siran | 2,157.58 mi (3,472.29 km) |
| Tonypandy to Sirnak | 2,411.98 mi (3,881.70 km) |
| Tonypandy to Sirvan | 2,370.16 mi (3,814.41 km) |
| Tonypandy to Sivas | 2,085.50 mi (3,356.29 km) |
| Tonypandy to Sivasli | 1,832.21 mi (2,948.66 km) |
| Tonypandy to Siverek | 2,268.14 mi (3,650.22 km) |
| Tonypandy to Sivrice | 2,237.94 mi (3,601.62 km) |
| Tonypandy to Sivrihisar | 1,866.69 mi (3,004.15 km) |
| Tonypandy to Sogut | 1,785.75 mi (2,873.89 km) |
| Tonypandy to Sogutlu | 1,761.62 mi (2,835.06 km) |
| Tonypandy to Soke | 1,773.38 mi (2,853.98 km) |
| Tonypandy to Solhan | 2,290.26 mi (3,685.82 km) |
| Tonypandy to Soma | 1,715.63 mi (2,761.03 km) |
| Tonypandy to Sorgun | 2,005.22 mi (3,227.09 km) |
