| Difficult Run to Arpajon | 3,846.44 mi (6,190.25 km) |
| Difficult Run to Arques | 3,794.70 mi (6,106.98 km) |
| Difficult Run to Arras | 3,825.26 mi (6,156.17 km) |
| Difficult Run to Artigues-pres-Bordeaux | 3,824.93 mi (6,155.63 km) |
| Difficult Run to Athis-Mons | 3,849.37 mi (6,194.97 km) |
| Difficult Run to Aubagne | 4,143.54 mi (6,668.39 km) |
| Difficult Run to Aubenas | 4,050.30 mi (6,518.33 km) |
| Difficult Run to Aubergenville | 3,820.39 mi (6,148.32 km) |
| Difficult Run to Aubervilliers | 3,843.81 mi (6,186.01 km) |
| Difficult Run to Aubiere | 3,960.87 mi (6,374.41 km) |
| Difficult Run to Aucamville | 3,945.25 mi (6,349.27 km) |
| Difficult Run to Auch | 3,907.41 mi (6,288.38 km) |
| Difficult Run to Auchel | 3,807.29 mi (6,127.24 km) |
| Difficult Run to Audenge | 3,806.18 mi (6,125.46 km) |
| Difficult Run to Audincourt | 4,071.41 mi (6,552.30 km) |
