| Caldicot to Sinop | 1,885.01 mi (3,033.63 km) |
| Caldicot to Siran | 2,127.38 mi (3,423.69 km) |
| Caldicot to Sirnak | 2,381.79 mi (3,833.12 km) |
| Caldicot to Sirvan | 2,339.97 mi (3,765.82 km) |
| Caldicot to Sivas | 2,055.35 mi (3,307.76 km) |
| Caldicot to Sivasli | 1,802.77 mi (2,901.28 km) |
| Caldicot to Siverek | 2,238.02 mi (3,601.75 km) |
| Caldicot to Sivrice | 2,207.79 mi (3,553.09 km) |
| Caldicot to Sivrihisar | 1,836.88 mi (2,956.17 km) |
| Caldicot to Sogut | 1,755.97 mi (2,825.97 km) |
| Caldicot to Sogutlu | 1,731.69 mi (2,786.88 km) |
| Caldicot to Soke | 1,744.47 mi (2,807.46 km) |
| Caldicot to Solhan | 2,260.06 mi (3,637.22 km) |
| Caldicot to Soma | 1,686.33 mi (2,713.89 km) |
| Caldicot to Sorgun | 1,975.13 mi (3,178.66 km) |
