| Difficult Run to Syston | 3,613.71 mi (5,815.71 km) |
| Difficult Run to Tadley | 3,639.64 mi (5,857.44 km) |
| Difficult Run to Tadworth | 3,677.57 mi (5,918.48 km) |
| Difficult Run to Tamworth | 3,590.42 mi (5,778.23 km) |
| Difficult Run to Taunton | 3,565.58 mi (5,738.25 km) |
| Difficult Run to Tavistock | 3,531.27 mi (5,683.04 km) |
| Difficult Run to Teignmouth | 3,558.91 mi (5,727.51 km) |
| Difficult Run to Telford | 3,559.36 mi (5,728.23 km) |
| Difficult Run to Tewkesbury | 3,584.55 mi (5,768.77 km) |
| Difficult Run to Thame | 3,637.95 mi (5,854.72 km) |
| Difficult Run to Thames Ditton | 3,671.83 mi (5,909.24 km) |
| Difficult Run to Thatcham | 3,633.30 mi (5,847.23 km) |
| Difficult Run to Thatto Heath | 3,532.97 mi (5,685.77 km) |
| Difficult Run to The Mumbles | 3,517.40 mi (5,660.71 km) |
| Difficult Run to Thetford | 3,692.63 mi (5,942.71 km) |
