| Irmo to Leopoldsburg | 4,287.65 mi (6,900.30 km) |
| Irmo to Lessines | 4,239.14 mi (6,822.23 km) |
| Irmo to Leuven | 4,270.69 mi (6,873.01 km) |
| Irmo to Lichtervelde | 4,203.04 mi (6,764.14 km) |
| Irmo to Liedekerke | 4,245.86 mi (6,833.05 km) |
| Irmo to Liege | 4,312.23 mi (6,939.87 km) |
| Irmo to Lierre | 4,259.25 mi (6,854.60 km) |
| Irmo to Lille | 4,267.69 mi (6,868.18 km) |
| Irmo to Lint | 4,256.25 mi (6,849.78 km) |
| Irmo to Lochristi | 4,230.15 mi (6,807.76 km) |
| Irmo to Lokeren | 4,236.27 mi (6,817.62 km) |
| Irmo to Lommel | 4,287.27 mi (6,899.70 km) |
| Irmo to Londerzeel | 4,251.56 mi (6,842.22 km) |
| Irmo to Louvain-la-Neuve | 4,267.72 mi (6,868.23 km) |
| Irmo to Lovendegem | 4,220.61 mi (6,792.42 km) |
