| Rhondda to Florence (South Carolina) | 3,858.77 mi (6,210.08 km) |
| Rhondda to Florence-Graham (California) | 5,333.20 mi (8,582.96 km) |
| Rhondda to Florham Park (New Jersey) | 3,337.29 mi (5,370.86 km) |
| Rhondda to Florida (Puerto Rico) | 4,085.05 mi (6,574.26 km) |
| Rhondda to Florida City (Florida) | 4,315.46 mi (6,945.07 km) |
| Rhondda to Florida Ridge (Florida) | 4,204.60 mi (6,766.65 km) |
| Rhondda to Florin (California) | 5,178.40 mi (8,333.83 km) |
| Rhondda to Florissant (Missouri) | 4,066.24 mi (6,543.98 km) |
| Rhondda to Flower Hill (Maryland) | 3,521.95 mi (5,668.04 km) |
| Rhondda to Flower Mound (Texas) | 4,616.25 mi (7,429.14 km) |
| Rhondda to Flowing Wells (Arizona) | 5,176.60 mi (8,330.94 km) |
| Rhondda to Foley (Alabama) | 4,369.15 mi (7,031.47 km) |
| Rhondda to Folsom (California) | 5,159.92 mi (8,304.08 km) |
| Rhondda to Fond du Lac (Wisconsin) | 3,763.29 mi (6,056.44 km) |
| Rhondda to Fontana (California) | 5,299.89 mi (8,529.35 km) |
