| Birkenhead to Solofra | 1,201.21 mi (1,933.16 km) |
| Birkenhead to Somma Lombardo | 746.28 mi (1,201.02 km) |
| Birkenhead to Somma Vesuviana | 1,185.91 mi (1,908.54 km) |
| Birkenhead to Sommacampagna | 830.27 mi (1,336.20 km) |
| Birkenhead to Sona | 828.05 mi (1,332.61 km) |
| Birkenhead to Sondrio | 759.21 mi (1,221.83 km) |
| Birkenhead to Sora | 1,113.72 mi (1,792.36 km) |
| Birkenhead to Sorbolo | 845.53 mi (1,360.74 km) |
| Birkenhead to Soresina | 803.63 mi (1,293.32 km) |
| Birkenhead to Sorisole | 773.92 mi (1,245.50 km) |
| Birkenhead to Sorrento | 1,197.41 mi (1,927.05 km) |
| Birkenhead to Sorso | 1,024.02 mi (1,648.00 km) |
| Birkenhead to Sortino | 1,415.12 mi (2,277.42 km) |
| Birkenhead to Soverato Marina | 1,374.23 mi (2,211.61 km) |
| Birkenhead to Sovicille | 953.70 mi (1,534.83 km) |
