| Hartford to Leopoldsburg | 3,589.46 mi (5,776.68 km) |
| Hartford to Lessines | 3,542.26 mi (5,700.71 km) |
| Hartford to Leuven | 3,573.13 mi (5,750.39 km) |
| Hartford to Lichtervelde | 3,505.88 mi (5,642.17 km) |
| Hartford to Liedekerke | 3,548.59 mi (5,710.90 km) |
| Hartford to Liege | 3,614.72 mi (5,817.33 km) |
| Hartford to Lierre | 3,561.32 mi (5,731.39 km) |
| Hartford to Lille | 3,569.48 mi (5,744.52 km) |
| Hartford to Lint | 3,558.38 mi (5,726.66 km) |
| Hartford to Lochristi | 3,532.57 mi (5,685.12 km) |
| Hartford to Lokeren | 3,538.63 mi (5,694.88 km) |
| Hartford to Lommel | 3,588.88 mi (5,775.74 km) |
| Hartford to Londerzeel | 3,553.96 mi (5,719.55 km) |
| Hartford to Louvain-la-Neuve | 3,570.63 mi (5,746.38 km) |
| Hartford to Lovendegem | 3,523.13 mi (5,669.94 km) |
