| Penarth to Harrison (Wisconsin) | 3,754.36 mi (6,042.06 km) |
| Penarth to Harrisonburg (Virginia) | 3,638.04 mi (5,854.86 km) |
| Penarth to Hartford (Connecticut) | 3,239.05 mi (5,212.76 km) |
| Penarth to Hartford (Wisconsin) | 3,796.56 mi (6,109.98 km) |
| Penarth to Hartselle (Alabama) | 4,154.91 mi (6,686.68 km) |
| Penarth to Hartsville (Tennessee) | 4,029.62 mi (6,485.04 km) |
| Penarth to Harvey (Illinois) | 3,846.26 mi (6,189.96 km) |
| Penarth to Harvey (Louisiana) | 4,507.47 mi (7,254.07 km) |
| Penarth to Hasbrouck Heights (New Jersey) | 3,334.33 mi (5,366.09 km) |
| Penarth to Haslett (Michigan) | 3,668.32 mi (5,903.58 km) |
| Penarth to Hastings (Minnesota) | 3,900.15 mi (6,276.68 km) |
| Penarth to Hastings (Nebraska) | 4,300.70 mi (6,921.31 km) |
| Penarth to Hattiesburg (Mississippi) | 4,405.68 mi (7,090.26 km) |
| Penarth to Hauppauge (New York) | 3,300.38 mi (5,311.46 km) |
| Penarth to Havelock (North Carolina) | 3,716.88 mi (5,981.74 km) |
