| Sonderborg to Sprimont | 350.33 mi (563.80 km) |
| Sonderborg to Stabroek | 334.18 mi (537.81 km) |
| Sonderborg to Staden | 391.71 mi (630.39 km) |
| Sonderborg to Steenokkerzeel | 352.85 mi (567.86 km) |
| Sonderborg to Stekene | 350.54 mi (564.14 km) |
| Sonderborg to Strombeek-Bever | 357.48 mi (575.30 km) |
| Sonderborg to Temse | 350.30 mi (563.75 km) |
| Sonderborg to Ternat | 364.27 mi (586.24 km) |
| Sonderborg to Tervuren | 358.76 mi (577.37 km) |
| Sonderborg to Tessenderlo | 329.68 mi (530.57 km) |
| Sonderborg to Theux | 345.21 mi (555.56 km) |
| Sonderborg to Thuin | 391.60 mi (630.22 km) |
| Sonderborg to Tielt | 381.29 mi (613.63 km) |
| Sonderborg to Tienen | 348.93 mi (561.56 km) |
| Sonderborg to Tongeren | 337.84 mi (543.70 km) |
