| Seymour to Lovington (New Mexico) | 1,058.63 mi (1,703.70 km) |
| Seymour to Lowell (Indiana) | 180.97 mi (291.24 km) |
| Seymour to Lowell (Massachusetts) | 802.41 mi (1,291.35 km) |
| Seymour to Lower Burrell (Pennsylvania) | 346.86 mi (558.21 km) |
| Seymour to Lowes Island (Virginia) | 458.39 mi (737.71 km) |
| Seymour to Lubbock (Texas) | 964.00 mi (1,551.40 km) |
| Seymour to Lufkin (Texas) | 725.16 mi (1,167.03 km) |
| Seymour to Luling (Louisiana) | 674.56 mi (1,085.60 km) |
| Seymour to Lumberton (North Carolina) | 483.02 mi (777.34 km) |
| Seymour to Lumberton (Texas) | 763.63 mi (1,228.94 km) |
| Seymour to Lutz (Florida) | 772.48 mi (1,243.18 km) |
| Seymour to Lynbrook (New York) | 658.60 mi (1,059.91 km) |
| Seymour to Lynchburg (Virginia) | 379.21 mi (610.27 km) |
| Seymour to Lynden (Washington) | 1,923.30 mi (3,095.26 km) |
| Seymour to Lyndhurst (Ohio) | 292.10 mi (470.09 km) |
