| Rio Grande City to Lancaster (Texas) | 446.45 mi (718.50 km) |
| Rio Grande City to Land O' Lakes (Florida) | 1,012.47 mi (1,629.41 km) |
| Rio Grande City to Landover (Maryland) | 1,535.84 mi (2,471.70 km) |
| Rio Grande City to Langley Park (Maryland) | 1,533.54 mi (2,467.99 km) |
| Rio Grande City to Lanham (Maryland) | 1,539.22 mi (2,477.14 km) |
| Rio Grande City to Lansdale (Pennsylvania) | 1,654.09 mi (2,662.00 km) |
| Rio Grande City to Lansdowne (Pennsylvania) | 1,644.63 mi (2,646.77 km) |
| Rio Grande City to Lansdowne (Virginia) | 1,512.95 mi (2,434.87 km) |
| Rio Grande City to Lansing (Illinois) | 1,229.56 mi (1,978.79 km) |
| Rio Grande City to Lansing (Kansas) | 917.16 mi (1,476.03 km) |
| Rio Grande City to Lansing (Michigan) | 1,385.76 mi (2,230.16 km) |
| Rio Grande City to Lantana (Florida) | 1,159.54 mi (1,866.11 km) |
| Rio Grande City to Lantana (Texas) | 474.80 mi (764.12 km) |
| Rio Grande City to Laplace (Louisiana) | 568.28 mi (914.55 km) |
| Rio Grande City to Laramie (Wyoming) | 1,101.64 mi (1,772.91 km) |
