| Llantwit Major to Los Alamos (New Mexico) | 4,819.05 mi (7,755.51 km) |
| Llantwit Major to Los Altos (California) | 5,271.59 mi (8,483.80 km) |
| Llantwit Major to Los Angeles (California) | 5,337.68 mi (8,590.17 km) |
| Llantwit Major to Los Banos (California) | 5,249.76 mi (8,448.67 km) |
| Llantwit Major to Los Gatos (California) | 5,275.11 mi (8,489.47 km) |
| Llantwit Major to Los Lunas (New Mexico) | 4,894.08 mi (7,876.26 km) |
| Llantwit Major to Los Osos (California) | 5,349.01 mi (8,608.40 km) |
| Llantwit Major to Loudoun Valley Estates (Virginia) | 3,545.49 mi (5,705.91 km) |
| Llantwit Major to Louisville (Colorado) | 4,565.95 mi (7,348.18 km) |
| Llantwit Major to Louisville (Kentucky) | 3,914.08 mi (6,299.10 km) |
| Llantwit Major to Lovejoy (Georgia) | 4,083.27 mi (6,571.39 km) |
| Llantwit Major to Loveland (Colorado) | 4,540.18 mi (7,306.72 km) |
| Llantwit Major to Loveland (Ohio) | 3,808.09 mi (6,128.52 km) |
| Llantwit Major to Loves Park (Illinois) | 3,853.97 mi (6,202.36 km) |
| Llantwit Major to Lovington (New Mexico) | 4,865.74 mi (7,830.66 km) |
