| River Grove to Lovington (New Mexico) | 1,050.92 mi (1,691.29 km) |
| River Grove to Lowell (Indiana) | 48.76 mi (78.47 km) |
| River Grove to Lowell (Massachusetts) | 844.38 mi (1,358.90 km) |
| River Grove to Lower Burrell (Pennsylvania) | 431.88 mi (695.05 km) |
| River Grove to Lowes Island (Virginia) | 585.30 mi (941.95 km) |
| River Grove to Lubbock (Texas) | 958.51 mi (1,542.57 km) |
| River Grove to Lufkin (Texas) | 825.50 mi (1,328.52 km) |
| River Grove to Luling (Louisiana) | 842.46 mi (1,355.81 km) |
| River Grove to Lumberton (North Carolina) | 694.03 mi (1,116.94 km) |
| River Grove to Lumberton (Texas) | 880.46 mi (1,416.97 km) |
| River Grove to Lutz (Florida) | 999.51 mi (1,608.55 km) |
| River Grove to Lynbrook (New York) | 739.63 mi (1,190.31 km) |
| River Grove to Lynchburg (Virginia) | 555.64 mi (894.22 km) |
| River Grove to Lynden (Washington) | 1,730.28 mi (2,784.62 km) |
| River Grove to Lyndhurst (Ohio) | 328.38 mi (528.48 km) |
