| Harpenden to Sprimont | 276.15 mi (444.43 km) |
| Harpenden to Stabroek | 205.34 mi (330.47 km) |
| Harpenden to Staden | 156.37 mi (251.66 km) |
| Harpenden to Steenokkerzeel | 218.62 mi (351.84 km) |
| Harpenden to Stekene | 193.33 mi (311.14 km) |
| Harpenden to Strombeek-Bever | 212.29 mi (341.64 km) |
| Harpenden to Temse | 201.80 mi (324.77 km) |
| Harpenden to Ternat | 206.45 mi (332.25 km) |
| Harpenden to Tervuren | 220.61 mi (355.04 km) |
| Harpenden to Tessenderlo | 239.93 mi (386.13 km) |
| Harpenden to Theux | 281.30 mi (452.70 km) |
| Harpenden to Thuin | 225.81 mi (363.40 km) |
| Harpenden to Tielt | 168.29 mi (270.83 km) |
| Harpenden to Tienen | 238.82 mi (384.34 km) |
| Harpenden to Tongeren | 261.19 mi (420.35 km) |
