| Harrow to Les Sorinieres | 311.03 mi (500.55 km) |
| Harrow to Lescar | 570.62 mi (918.33 km) |
| Harrow to Lesquin | 165.00 mi (265.55 km) |
| Harrow to Levallois-Perret | 219.18 mi (352.73 km) |
| Harrow to Lezignan-Corbieres | 596.99 mi (960.76 km) |
| Harrow to Libourne | 460.44 mi (741.00 km) |
| Harrow to Lieusaint | 240.87 mi (387.65 km) |
| Harrow to Lievin | 157.76 mi (253.89 km) |
| Harrow to Lille | 161.78 mi (260.35 km) |
| Harrow to Lillebonne | 147.71 mi (237.72 km) |
| Harrow to Lillers | 141.56 mi (227.82 km) |
| Harrow to Limay | 201.18 mi (323.76 km) |
| Harrow to Limeil-Brevannes | 232.70 mi (374.50 km) |
| Harrow to Limoges | 403.86 mi (649.95 km) |
| Harrow to Limoux | 601.16 mi (967.48 km) |
