| Harrow Weald to Solofra | 1,035.77 mi (1,666.91 km) |
| Harrow Weald to Somma Lombardo | 580.25 mi (933.83 km) |
| Harrow Weald to Somma Vesuviana | 1,020.16 mi (1,641.78 km) |
| Harrow Weald to Sommacampagna | 666.65 mi (1,072.88 km) |
| Harrow Weald to Sona | 664.47 mi (1,069.37 km) |
| Harrow Weald to Sondrio | 595.81 mi (958.86 km) |
| Harrow Weald to Sora | 948.02 mi (1,525.69 km) |
| Harrow Weald to Sorbolo | 680.30 mi (1,094.84 km) |
| Harrow Weald to Soresina | 638.37 mi (1,027.35 km) |
| Harrow Weald to Sorisole | 609.19 mi (980.40 km) |
| Harrow Weald to Sorrento | 1,031.42 mi (1,659.91 km) |
| Harrow Weald to Sorso | 858.33 mi (1,381.34 km) |
| Harrow Weald to Sortino | 1,248.06 mi (2,008.56 km) |
| Harrow Weald to Soverato Marina | 1,208.44 mi (1,944.80 km) |
| Harrow Weald to Sovicille | 787.43 mi (1,267.25 km) |
