| Llanelli to Hutchinson (Minnesota) | 3,903.24 mi (6,281.66 km) |
| Llanelli to Hutto (Texas) | 4,729.96 mi (7,612.13 km) |
| Llanelli to Hyattsville (Maryland) | 3,489.72 mi (5,616.16 km) |
| Llanelli to Hybla Valley (Virginia) | 3,504.42 mi (5,639.81 km) |
| Llanelli to Idaho Falls (Idaho) | 4,581.09 mi (7,372.56 km) |
| Llanelli to Idylwood (Virginia) | 3,503.24 mi (5,637.91 km) |
| Llanelli to Ilchester (Maryland) | 3,470.65 mi (5,585.48 km) |
| Llanelli to Immokalee (Florida) | 4,274.27 mi (6,878.77 km) |
| Llanelli to Imperial (California) | 5,277.98 mi (8,494.08 km) |
| Llanelli to Imperial Beach (California) | 5,346.01 mi (8,603.58 km) |
| Llanelli to Independence (Kentucky) | 3,799.20 mi (6,114.22 km) |
| Llanelli to Independence (Missouri) | 4,176.97 mi (6,722.18 km) |
| Llanelli to Indian Trail (North Carolina) | 3,820.15 mi (6,147.94 km) |
| Llanelli to Indiana (Pennsylvania) | 3,506.57 mi (5,643.28 km) |
| Llanelli to Indianapolis (Indiana) | 3,824.86 mi (6,155.52 km) |
