| Penarth to Exeter (California) | 5,247.90 mi (8,445.69 km) |
| Penarth to Fair Lawn (New Jersey) | 3,332.99 mi (5,363.93 km) |
| Penarth to Fair Oaks (California) | 5,180.74 mi (8,337.59 km) |
| Penarth to Fair Oaks (Virginia) | 3,556.49 mi (5,723.62 km) |
| Penarth to Fairbanks (Alaska) | 4,182.74 mi (6,731.47 km) |
| Penarth to Fairborn (Ohio) | 3,784.84 mi (6,091.12 km) |
| Penarth to Fairburn (Georgia) | 4,101.56 mi (6,600.83 km) |
| Penarth to Fairfax (Virginia) | 3,554.60 mi (5,720.58 km) |
| Penarth to Fairfax Station (Virginia) | 3,558.70 mi (5,727.18 km) |
| Penarth to Fairfield (California) | 5,227.09 mi (8,412.19 km) |
| Penarth to Fairfield (Ohio) | 3,827.59 mi (6,159.91 km) |
| Penarth to Fairhope (Alabama) | 4,385.79 mi (7,058.24 km) |
| Penarth to Fairland (Maryland) | 3,530.23 mi (5,681.36 km) |
| Penarth to Fairmont (Minnesota) | 4,009.65 mi (6,452.91 km) |
| Penarth to Fairmont (West Virginia) | 3,643.65 mi (5,863.89 km) |
