| Harrow to Lizzano | 1,146.68 mi (1,845.41 km) |
| Harrow to Locate di Triulzi | 613.42 mi (987.20 km) |
| Harrow to Locorotondo | 1,123.72 mi (1,808.45 km) |
| Harrow to Locri | 1,223.49 mi (1,969.02 km) |
| Harrow to Lodi | 624.38 mi (1,004.84 km) |
| Harrow to Lomazzo | 589.59 mi (948.85 km) |
| Harrow to Lonate Pozzolo | 585.46 mi (942.21 km) |
| Harrow to Lonigo | 685.69 mi (1,103.52 km) |
| Harrow to Loreto | 858.14 mi (1,381.05 km) |
| Harrow to Loria | 687.10 mi (1,105.78 km) |
| Harrow to Lucca | 733.70 mi (1,180.78 km) |
| Harrow to Lucera | 1,016.18 mi (1,635.38 km) |
| Harrow to Lugo | 750.99 mi (1,208.61 km) |
| Harrow to Luino | 565.16 mi (909.53 km) |
| Harrow to Lurate Caccivio | 585.13 mi (941.67 km) |
