| Difficult Run to Faberg | 3,842.09 mi (6,183.25 km) |
| Difficult Run to Fauske | 3,842.46 mi (6,183.84 km) |
| Difficult Run to Finnsnes | 3,857.99 mi (6,208.84 km) |
| Difficult Run to Flekkefjord | 3,783.67 mi (6,089.23 km) |
| Difficult Run to Floro | 3,663.57 mi (5,895.95 km) |
| Difficult Run to Forde | 3,692.46 mi (5,942.44 km) |
| Difficult Run to Fredrikstad | 3,906.87 mi (6,287.51 km) |
| Difficult Run to Frogn | 3,885.02 mi (6,252.34 km) |
| Difficult Run to Froyland | 3,741.06 mi (6,020.65 km) |
| Difficult Run to Gjovik | 3,859.85 mi (6,211.83 km) |
| Difficult Run to Gran | 3,862.01 mi (6,215.30 km) |
| Difficult Run to Grimstad | 3,848.88 mi (6,194.18 km) |
| Difficult Run to Halden | 3,926.43 mi (6,318.98 km) |
| Difficult Run to Hamar | 3,871.79 mi (6,231.04 km) |
| Difficult Run to Hammerfest | 3,944.81 mi (6,348.56 km) |
