| Rhondda to Largo (Florida) | 4,289.16 mi (6,902.73 km) |
| Rhondda to Largo (Maryland) | 3,520.16 mi (5,665.15 km) |
| Rhondda to Larkspur (California) | 5,243.92 mi (8,439.28 km) |
| Rhondda to Las Cruces (New Mexico) | 5,021.23 mi (8,080.89 km) |
| Rhondda to Las Vegas (Nevada) | 5,107.56 mi (8,219.83 km) |
| Rhondda to Las Vegas (New Mexico) | 4,789.97 mi (7,708.72 km) |
| Rhondda to Latham (New York) | 3,228.42 mi (5,195.63 km) |
| Rhondda to Lathrop (California) | 5,213.95 mi (8,391.04 km) |
| Rhondda to Lauderdale Lakes (Florida) | 4,267.51 mi (6,867.89 km) |
| Rhondda to Lauderhill (Florida) | 4,268.85 mi (6,870.05 km) |
| Rhondda to Laurel (Florida) | 4,313.69 mi (6,942.22 km) |
| Rhondda to Laurel (Maryland) | 3,512.00 mi (5,652.02 km) |
| Rhondda to Laurel (Mississippi) | 4,365.23 mi (7,025.15 km) |
| Rhondda to Laurel (Virginia) | 3,603.80 mi (5,799.76 km) |
| Rhondda to Laurinburg (North Carolina) | 3,818.31 mi (6,144.98 km) |
