| Difficult Run to Trim | 3,369.76 mi (5,423.11 km) |
| Difficult Run to Tuam | 3,287.61 mi (5,290.89 km) |
| Difficult Run to Tullamore | 3,345.61 mi (5,384.23 km) |
| Difficult Run to Waterford | 3,376.37 mi (5,433.75 km) |
| Difficult Run to Wexford | 3,402.68 mi (5,476.08 km) |
| Difficult Run to Wicklow | 3,409.37 mi (5,486.84 km) |
| Difficult Run to Abano Terme | 4,348.08 mi (6,997.55 km) |
| Difficult Run to Abbiategrasso | 4,224.01 mi (6,797.89 km) |
| Difficult Run to Acate | 4,767.87 mi (7,673.14 km) |
| Difficult Run to Acerra | 4,615.17 mi (7,427.40 km) |
| Difficult Run to Aci Castello | 4,777.72 mi (7,689.00 km) |
| Difficult Run to Aci Catena | 4,775.45 mi (7,685.34 km) |
| Difficult Run to Aci Sant'Antonio | 4,774.69 mi (7,684.13 km) |
| Difficult Run to Acireale | 4,776.33 mi (7,686.76 km) |
| Difficult Run to Acquaviva delle Fonti | 4,726.02 mi (7,605.79 km) |
