| Southlake to Lovington (New Mexico) | 358.18 mi (576.44 km) |
| Southlake to Lowell (Indiana) | 785.86 mi (1,264.72 km) |
| Southlake to Lowell (Massachusetts) | 1,552.48 mi (2,498.47 km) |
| Southlake to Lower Burrell (Pennsylvania) | 1,096.72 mi (1,765.00 km) |
| Southlake to Lowes Island (Virginia) | 1,180.95 mi (1,900.56 km) |
| Southlake to Lubbock (Texas) | 276.93 mi (445.67 km) |
| Southlake to Lufkin (Texas) | 181.14 mi (291.52 km) |
| Southlake to Luling (Louisiana) | 452.79 mi (728.70 km) |
| Southlake to Lumberton (North Carolina) | 1,046.12 mi (1,683.57 km) |
| Southlake to Lumberton (Texas) | 254.44 mi (409.49 km) |
| Southlake to Lutz (Florida) | 934.96 mi (1,504.67 km) |
| Southlake to Lynbrook (New York) | 1,398.06 mi (2,249.97 km) |
| Southlake to Lynchburg (Virginia) | 1,057.82 mi (1,702.39 km) |
| Southlake to Lynden (Washington) | 1,707.54 mi (2,748.02 km) |
| Southlake to Lyndhurst (Ohio) | 1,042.32 mi (1,677.46 km) |
