| Pontypridd to Hutchinson (Minnesota) | 3,936.08 mi (6,334.50 km) |
| Pontypridd to Hutto (Texas) | 4,764.61 mi (7,667.90 km) |
| Pontypridd to Hyattsville (Maryland) | 3,525.12 mi (5,673.12 km) |
| Pontypridd to Hybla Valley (Virginia) | 3,539.82 mi (5,696.79 km) |
| Pontypridd to Idaho Falls (Idaho) | 4,611.27 mi (7,421.13 km) |
| Pontypridd to Idylwood (Virginia) | 3,538.63 mi (5,694.87 km) |
| Pontypridd to Ilchester (Maryland) | 3,506.04 mi (5,642.43 km) |
| Pontypridd to Immokalee (Florida) | 4,309.92 mi (6,936.14 km) |
| Pontypridd to Imperial (California) | 5,309.59 mi (8,544.95 km) |
| Pontypridd to Imperial Beach (California) | 5,377.36 mi (8,654.02 km) |
| Pontypridd to Independence (Kentucky) | 3,834.11 mi (6,170.40 km) |
| Pontypridd to Independence (Missouri) | 4,210.88 mi (6,776.76 km) |
| Pontypridd to Indian Trail (North Carolina) | 3,855.63 mi (6,205.04 km) |
| Pontypridd to Indiana (Pennsylvania) | 3,541.69 mi (5,699.80 km) |
| Pontypridd to Indianapolis (Indiana) | 3,859.54 mi (6,211.32 km) |
