| Sun Prairie to Lovington (New Mexico) | 1,041.99 mi (1,676.93 km) |
| Sun Prairie to Lowell (Indiana) | 160.31 mi (258.00 km) |
| Sun Prairie to Lowell (Massachusetts) | 905.61 mi (1,457.44 km) |
| Sun Prairie to Lower Burrell (Pennsylvania) | 521.38 mi (839.08 km) |
| Sun Prairie to Lowes Island (Virginia) | 680.57 mi (1,095.27 km) |
| Sun Prairie to Lubbock (Texas) | 952.49 mi (1,532.88 km) |
| Sun Prairie to Lufkin (Texas) | 872.86 mi (1,404.73 km) |
| Sun Prairie to Luling (Louisiana) | 919.74 mi (1,480.18 km) |
| Sun Prairie to Lumberton (North Carolina) | 805.55 mi (1,296.41 km) |
| Sun Prairie to Lumberton (Texas) | 934.12 mi (1,503.32 km) |
| Sun Prairie to Lutz (Florida) | 1,106.05 mi (1,780.02 km) |
| Sun Prairie to Lynbrook (New York) | 817.55 mi (1,315.73 km) |
| Sun Prairie to Lynchburg (Virginia) | 662.44 mi (1,066.10 km) |
| Sun Prairie to Lynden (Washington) | 1,627.40 mi (2,619.04 km) |
| Sun Prairie to Lyndhurst (Ohio) | 411.65 mi (662.49 km) |
