| River Forest to Leland (North Carolina) | 751.48 mi (1,209.38 km) |
| River Forest to Lemay (Missouri) | 266.23 mi (428.45 km) |
| River Forest to Lemon Grove (California) | 1,715.27 mi (2,760.47 km) |
| River Forest to Lemon Hill (California) | 1,778.76 mi (2,862.64 km) |
| River Forest to Lemont (Illinois) | 17.73 mi (28.54 km) |
| River Forest to Lemoore (California) | 1,747.15 mi (2,811.76 km) |
| River Forest to Lenexa (Kansas) | 419.29 mi (674.78 km) |
| River Forest to Lennox (California) | 1,742.28 mi (2,803.93 km) |
| River Forest to Lenoir (North Carolina) | 534.07 mi (859.51 km) |
| River Forest to Leominster (Massachusetts) | 821.20 mi (1,321.60 km) |
| River Forest to Leon Valley (Texas) | 1,047.31 mi (1,685.49 km) |
| River Forest to Levelland (Texas) | 978.35 mi (1,574.51 km) |
| River Forest to Levittown (New York) | 746.04 mi (1,200.63 km) |
| River Forest to Levittown (Pennsylvania) | 685.82 mi (1,103.72 km) |
| River Forest to Lewisburg (Tennessee) | 448.68 mi (722.07 km) |
