| Dokkum to Solofra | 956.74 mi (1,539.73 km) |
| Dokkum to Somma Lombardo | 541.75 mi (871.87 km) |
| Dokkum to Somma Vesuviana | 946.09 mi (1,522.58 km) |
| Dokkum to Sommacampagna | 589.27 mi (948.33 km) |
| Dokkum to Sona | 586.83 mi (944.41 km) |
| Dokkum to Sondrio | 523.66 mi (842.74 km) |
| Dokkum to Sora | 876.23 mi (1,410.16 km) |
| Dokkum to Sorbolo | 619.29 mi (996.64 km) |
| Dokkum to Soresina | 581.88 mi (936.45 km) |
| Dokkum to Sorisole | 549.25 mi (883.93 km) |
| Dokkum to Sorrento | 960.61 mi (1,545.95 km) |
| Dokkum to Sorso | 873.96 mi (1,406.50 km) |
| Dokkum to Sortino | 1,197.69 mi (1,927.50 km) |
| Dokkum to Soverato Marina | 1,128.65 mi (1,816.38 km) |
| Dokkum to Sovicille | 733.97 mi (1,181.22 km) |
