| Llantrisant to Foothill Farms (California) | 5,169.96 mi (8,320.25 km) |
| Llantrisant to Fords (New Jersey) | 3,347.39 mi (5,387.11 km) |
| Llantrisant to Forest (Virginia) | 3,692.37 mi (5,942.29 km) |
| Llantrisant to Forest Acres (South Carolina) | 3,917.90 mi (6,305.25 km) |
| Llantrisant to Forest City (Florida) | 4,198.39 mi (6,756.66 km) |
| Llantrisant to Forest Grove (Oregon) | 4,833.94 mi (7,779.47 km) |
| Llantrisant to Forest Hill (Texas) | 4,644.97 mi (7,475.36 km) |
| Llantrisant to Forest Hills (Michigan) | 3,690.33 mi (5,939.02 km) |
| Llantrisant to Forest Lake (Minnesota) | 3,868.52 mi (6,225.78 km) |
| Llantrisant to Forest Park (Georgia) | 4,077.88 mi (6,562.72 km) |
| Llantrisant to Forest Park (Illinois) | 3,829.42 mi (6,162.85 km) |
| Llantrisant to Forest Park (Ohio) | 3,817.95 mi (6,144.40 km) |
| Llantrisant to Forestville (Maryland) | 3,526.31 mi (5,675.05 km) |
| Llantrisant to Forestville (Ohio) | 3,820.34 mi (6,148.24 km) |
| Llantrisant to Forney (Texas) | 4,608.89 mi (7,417.29 km) |
