| Royal Palm Beach to Lombard (Illinois) | 1,137.37 mi (1,830.42 km) |
| Royal Palm Beach to Lomita (California) | 2,312.19 mi (3,721.11 km) |
| Royal Palm Beach to Lompoc (California) | 2,437.08 mi (3,922.10 km) |
| Royal Palm Beach to London (Ohio) | 929.83 mi (1,496.42 km) |
| Royal Palm Beach to Lone Tree (Colorado) | 1,670.59 mi (2,688.56 km) |
| Royal Palm Beach to Long Beach (California) | 2,303.56 mi (3,707.22 km) |
| Royal Palm Beach to Long Beach (Mississippi) | 598.40 mi (963.03 km) |
| Royal Palm Beach to Long Beach (New York) | 1,030.04 mi (1,657.68 km) |
| Royal Palm Beach to Long Branch (New Jersey) | 1,004.76 mi (1,617.00 km) |
| Royal Palm Beach to Longmont (Colorado) | 1,700.27 mi (2,736.32 km) |
| Royal Palm Beach to Longview (Texas) | 960.11 mi (1,545.14 km) |
| Royal Palm Beach to Longview (Washington) | 2,685.33 mi (4,321.62 km) |
| Royal Palm Beach to Longwood (Florida) | 154.21 mi (248.18 km) |
| Royal Palm Beach to Lorain (Ohio) | 1,024.31 mi (1,648.47 km) |
| Royal Palm Beach to Lorton (Virginia) | 846.84 mi (1,362.86 km) |
