| Pontypridd to Los Alamos (New Mexico) | 4,816.57 mi (7,751.52 km) |
| Pontypridd to Los Altos (California) | 5,266.27 mi (8,475.25 km) |
| Pontypridd to Los Angeles (California) | 5,333.44 mi (8,583.34 km) |
| Pontypridd to Los Banos (California) | 5,244.69 mi (8,440.51 km) |
| Pontypridd to Los Gatos (California) | 5,269.84 mi (8,480.99 km) |
| Pontypridd to Los Lunas (New Mexico) | 4,891.70 mi (7,872.43 km) |
| Pontypridd to Los Osos (California) | 5,344.19 mi (8,600.65 km) |
| Pontypridd to Loudoun Valley Estates (Virginia) | 3,547.07 mi (5,708.45 km) |
| Pontypridd to Louisville (Colorado) | 4,562.92 mi (7,343.31 km) |
| Pontypridd to Louisville (Kentucky) | 3,914.53 mi (6,299.82 km) |
| Pontypridd to Lovejoy (Georgia) | 4,084.98 mi (6,574.14 km) |
| Pontypridd to Loveland (Colorado) | 4,537.09 mi (7,301.73 km) |
| Pontypridd to Loveland (Ohio) | 3,808.51 mi (6,129.20 km) |
| Pontypridd to Loves Park (Illinois) | 3,852.94 mi (6,200.70 km) |
| Pontypridd to Lovington (New Mexico) | 4,864.28 mi (7,828.30 km) |
