| Rhondda to Foothill Farms (California) | 5,165.09 mi (8,312.41 km) |
| Rhondda to Fords (New Jersey) | 3,344.21 mi (5,381.99 km) |
| Rhondda to Forest (Virginia) | 3,689.18 mi (5,937.17 km) |
| Rhondda to Forest Acres (South Carolina) | 3,914.86 mi (6,300.36 km) |
| Rhondda to Forest City (Florida) | 4,195.69 mi (6,752.30 km) |
| Rhondda to Forest Grove (Oregon) | 4,828.87 mi (7,771.31 km) |
| Rhondda to Forest Hill (Texas) | 4,641.21 mi (7,469.30 km) |
| Rhondda to Forest Hills (Michigan) | 3,686.49 mi (5,932.84 km) |
| Rhondda to Forest Lake (Minnesota) | 3,864.28 mi (6,218.95 km) |
| Rhondda to Forest Park (Georgia) | 4,074.69 mi (6,557.58 km) |
| Rhondda to Forest Park (Illinois) | 3,825.55 mi (6,156.63 km) |
| Rhondda to Forest Park (Ohio) | 3,814.39 mi (6,138.66 km) |
| Rhondda to Forestville (Maryland) | 3,523.14 mi (5,669.94 km) |
| Rhondda to Forestville (Ohio) | 3,816.79 mi (6,142.54 km) |
| Rhondda to Forney (Texas) | 4,605.15 mi (7,411.28 km) |
