| Williamsport to Lovington (New Mexico) | 1,551.71 mi (2,497.23 km) |
| Williamsport to Lowell (Indiana) | 538.90 mi (867.28 km) |
| Williamsport to Lowell (Massachusetts) | 309.16 mi (497.54 km) |
| Williamsport to Lower Burrell (Pennsylvania) | 146.99 mi (236.56 km) |
| Williamsport to Lowes Island (Virginia) | 152.42 mi (245.30 km) |
| Williamsport to Lubbock (Texas) | 1,457.07 mi (2,344.93 km) |
| Williamsport to Lufkin (Texas) | 1,196.42 mi (1,925.45 km) |
| Williamsport to Luling (Louisiana) | 1,080.88 mi (1,739.51 km) |
| Williamsport to Lumberton (North Carolina) | 469.17 mi (755.06 km) |
| Williamsport to Lumberton (Texas) | 1,222.01 mi (1,966.63 km) |
| Williamsport to Lutz (Florida) | 955.36 mi (1,537.50 km) |
| Williamsport to Lynbrook (New York) | 180.03 mi (289.72 km) |
| Williamsport to Lynchburg (Virginia) | 289.17 mi (465.37 km) |
| Williamsport to Lynden (Washington) | 2,242.75 mi (3,609.36 km) |
| Williamsport to Lyndhurst (Ohio) | 231.75 mi (372.96 km) |
