| Rockville to La Quinta (California) | 2,191.52 mi (3,526.91 km) |
| Rockville to La Riviera (California) | 2,355.40 mi (3,790.64 km) |
| Rockville to La Vergne (Tennessee) | 556.52 mi (895.64 km) |
| Rockville to La Verne (California) | 2,259.81 mi (3,636.82 km) |
| Rockville to La Vista (Nebraska) | 1,007.41 mi (1,621.27 km) |
| Rockville to Lacey (Washington) | 2,333.46 mi (3,755.34 km) |
| Rockville to Lackawanna (New York) | 272.47 mi (438.50 km) |
| Rockville to Laconia (New Hampshire) | 427.56 mi (688.10 km) |
| Rockville to Ladera Ranch (California) | 2,267.18 mi (3,648.67 km) |
| Rockville to Ladson (South Carolina) | 450.85 mi (725.58 km) |
| Rockville to Lady Lake (Florida) | 753.02 mi (1,211.86 km) |
| Rockville to Lafayette (California) | 2,407.98 mi (3,875.27 km) |
| Rockville to Lafayette (Colorado) | 1,484.23 mi (2,388.63 km) |
| Rockville to Lafayette (Indiana) | 523.23 mi (842.06 km) |
| Rockville to Lafayette (Louisiana) | 1,042.29 mi (1,677.40 km) |
