| Difficult Run to Thorigny-sur-Marne | 3,858.36 mi (6,209.42 km) |
| Difficult Run to Thouare-sur-Loire | 3,720.92 mi (5,988.24 km) |
| Difficult Run to Thouars | 3,781.87 mi (6,086.32 km) |
| Difficult Run to Tinqueux | 3,902.30 mi (6,280.15 km) |
| Difficult Run to Tomblaine | 4,010.23 mi (6,453.84 km) |
| Difficult Run to Tonneins | 3,874.01 mi (6,234.62 km) |
| Difficult Run to Torcy | 3,856.71 mi (6,206.78 km) |
| Difficult Run to Toul | 3,997.21 mi (6,432.89 km) |
| Difficult Run to Toulon | 4,164.86 mi (6,702.70 km) |
| Difficult Run to Toulouse | 3,947.71 mi (6,353.22 km) |
| Difficult Run to Tourcoing | 3,830.06 mi (6,163.88 km) |
| Difficult Run to Tourlaville | 3,658.94 mi (5,888.50 km) |
| Difficult Run to Tournan-en-Brie | 3,864.52 mi (6,219.34 km) |
| Difficult Run to Tournefeuille | 3,943.72 mi (6,346.81 km) |
| Difficult Run to Tournon-sur-Rhone | 4,056.52 mi (6,528.34 km) |
