| Difficult Run to Le Locle | 4,080.27 mi (6,566.56 km) |
| Difficult Run to Le Mont-sur-Lausanne | 4,090.97 mi (6,583.78 km) |
| Difficult Run to Lenzburg | 4,130.97 mi (6,648.15 km) |
| Difficult Run to Liestal | 4,109.53 mi (6,613.65 km) |
| Difficult Run to Littau | 4,144.56 mi (6,670.02 km) |
| Difficult Run to Locarno | 4,194.71 mi (6,750.73 km) |
| Difficult Run to Lucerne | 4,146.06 mi (6,672.44 km) |
| Difficult Run to Lugano | 4,206.31 mi (6,769.41 km) |
| Difficult Run to Lutry | 4,094.04 mi (6,588.72 km) |
| Difficult Run to Lyss | 4,103.28 mi (6,603.59 km) |
| Difficult Run to Mannedorf | 4,156.23 mi (6,688.81 km) |
| Difficult Run to Martigny | 4,122.59 mi (6,634.68 km) |
| Difficult Run to Mattenhof | 4,151.42 mi (6,681.07 km) |
| Difficult Run to Maur | 4,152.68 mi (6,683.09 km) |
| Difficult Run to Meilen | 4,153.43 mi (6,684.30 km) |
