| Pittsburgh to Leopoldsburg | 3,938.33 mi (6,338.13 km) |
| Pittsburgh to Lessines | 3,893.82 mi (6,266.49 km) |
| Pittsburgh to Leuven | 3,923.32 mi (6,313.97 km) |
| Pittsburgh to Lichtervelde | 3,856.99 mi (6,207.23 km) |
| Pittsburgh to Liedekerke | 3,899.41 mi (6,275.49 km) |
| Pittsburgh to Liege | 3,964.91 mi (6,380.90 km) |
| Pittsburgh to Lierre | 3,910.78 mi (6,293.79 km) |
| Pittsburgh to Lille | 3,918.34 mi (6,305.97 km) |
| Pittsburgh to Lint | 3,907.98 mi (6,289.28 km) |
| Pittsburgh to Lochristi | 3,882.82 mi (6,248.80 km) |
| Pittsburgh to Lokeren | 3,888.74 mi (6,258.33 km) |
| Pittsburgh to Lommel | 3,937.28 mi (6,336.45 km) |
| Pittsburgh to Londerzeel | 3,904.13 mi (6,283.09 km) |
| Pittsburgh to Louvain-la-Neuve | 3,921.74 mi (6,311.44 km) |
| Pittsburgh to Lovendegem | 3,873.60 mi (6,233.95 km) |
