| Llanelli to Lemay (Missouri) | 4,046.22 mi (6,511.76 km) |
| Llanelli to Lemon Grove (California) | 5,333.99 mi (8,584.23 km) |
| Llanelli to Lemon Hill (California) | 5,151.87 mi (8,291.13 km) |
| Llanelli to Lemont (Illinois) | 3,810.25 mi (6,132.00 km) |
| Llanelli to Lemoore (California) | 5,225.27 mi (8,409.26 km) |
| Llanelli to Lenexa (Kansas) | 4,200.35 mi (6,759.80 km) |
| Llanelli to Lennox (California) | 5,310.96 mi (8,547.16 km) |
| Llanelli to Lenoir (North Carolina) | 3,817.18 mi (6,143.16 km) |
| Llanelli to Leominster (Massachusetts) | 3,124.60 mi (5,028.56 km) |
| Llanelli to Leon Valley (Texas) | 4,826.42 mi (7,767.37 km) |
| Llanelli to Levelland (Texas) | 4,759.26 mi (7,659.29 km) |
| Llanelli to Levittown (New York) | 3,271.14 mi (5,264.40 km) |
| Llanelli to Levittown (Pennsylvania) | 3,350.92 mi (5,392.78 km) |
| Llanelli to Lewisburg (Tennessee) | 4,054.07 mi (6,524.40 km) |
| Llanelli to Lewiston (Idaho) | 4,579.75 mi (7,370.40 km) |
