| Difficult Run to Kursumlija | 4,826.70 mi (7,767.83 km) |
| Difficult Run to Lacarak | 4,684.65 mi (7,539.22 km) |
| Difficult Run to Lajkovac | 4,733.46 mi (7,617.77 km) |
| Difficult Run to Lapovo | 4,778.75 mi (7,690.66 km) |
| Difficult Run to Lebane | 4,854.84 mi (7,813.11 km) |
| Difficult Run to Leskovac | 4,860.37 mi (7,822.01 km) |
| Difficult Run to Ljig | 4,741.98 mi (7,631.48 km) |
| Difficult Run to Ljubovija | 4,707.73 mi (7,576.37 km) |
| Difficult Run to Loznica | 4,688.46 mi (7,545.35 km) |
| Difficult Run to Lucani | 4,751.43 mi (7,646.69 km) |
| Difficult Run to Majdanpek | 4,803.42 mi (7,730.36 km) |
| Difficult Run to Mali Idos | 4,661.76 mi (7,502.39 km) |
| Difficult Run to Mali Zvornik | 4,689.27 mi (7,546.65 km) |
| Difficult Run to Malo Crnice | 4,771.19 mi (7,678.49 km) |
| Difficult Run to Medveda | 4,851.96 mi (7,808.48 km) |
