| Rhondda to Firestone (Colorado) | 4,543.29 mi (7,311.72 km) |
| Rhondda to Fish Hawk (Florida) | 4,268.63 mi (6,869.69 km) |
| Rhondda to Fishers (Indiana) | 3,840.70 mi (6,181.01 km) |
| Rhondda to Fitchburg (Massachusetts) | 3,155.51 mi (5,078.31 km) |
| Rhondda to Fitchburg (Wisconsin) | 3,836.26 mi (6,173.87 km) |
| Rhondda to Five Corners (Washington) | 4,804.67 mi (7,732.37 km) |
| Rhondda to Five Forks (South Carolina) | 3,930.08 mi (6,324.85 km) |
| Rhondda to Flagstaff (Arizona) | 5,040.44 mi (8,111.80 km) |
| Rhondda to Flat Rock (Michigan) | 3,637.80 mi (5,854.48 km) |
| Rhondda to Fleming Island (Florida) | 4,136.05 mi (6,656.32 km) |
| Rhondda to Flint (Michigan) | 3,613.64 mi (5,815.60 km) |
| Rhondda to Floral Park (New York) | 3,311.10 mi (5,328.71 km) |
| Rhondda to Florence (Alabama) | 4,151.15 mi (6,680.63 km) |
| Rhondda to Florence (Arizona) | 5,149.43 mi (8,287.21 km) |
| Rhondda to Florence (Kentucky) | 3,832.87 mi (6,168.40 km) |
