| Difficult Run to Surbo | 4,801.13 mi (7,726.68 km) |
| Difficult Run to Susegana | 4,351.05 mi (7,002.33 km) |
| Difficult Run to Suzzara | 4,315.97 mi (6,945.89 km) |
| Difficult Run to Taggia | 4,227.45 mi (6,803.42 km) |
| Difficult Run to Taglio | 4,377.81 mi (7,045.41 km) |
| Difficult Run to Taormina | 4,772.74 mi (7,680.98 km) |
| Difficult Run to Taranto | 4,759.56 mi (7,659.78 km) |
| Difficult Run to Tarcento | 4,379.08 mi (7,047.45 km) |
| Difficult Run to Tarquinia | 4,453.29 mi (7,166.89 km) |
| Difficult Run to Taurianova | 4,786.66 mi (7,703.38 km) |
| Difficult Run to Taurisano | 4,820.10 mi (7,757.20 km) |
| Difficult Run to Tavagnacco | 4,381.92 mi (7,052.02 km) |
| Difficult Run to Taviano | 4,815.16 mi (7,749.25 km) |
| Difficult Run to Teano | 4,590.93 mi (7,388.39 km) |
| Difficult Run to Tempio Pausania | 4,381.28 mi (7,050.99 km) |
