| Mercer Island to Leigh | 4,613.87 mi (7,425.31 km) |
| Mercer Island to Leigh-on-Sea | 4,802.44 mi (7,728.78 km) |
| Mercer Island to Leighton Buzzard | 4,747.60 mi (7,640.52 km) |
| Mercer Island to Leith | 4,465.96 mi (7,187.27 km) |
| Mercer Island to Lemington | 4,555.73 mi (7,331.73 km) |
| Mercer Island to Leominster | 4,675.60 mi (7,524.64 km) |
| Mercer Island to Lerwick | 4,295.79 mi (6,913.41 km) |
| Mercer Island to Letchworth | 4,755.56 mi (7,653.34 km) |
| Mercer Island to Leven | 4,459.12 mi (7,176.26 km) |
| Mercer Island to Lewes | 4,822.28 mi (7,760.71 km) |
| Mercer Island to Leyland | 4,598.76 mi (7,400.99 km) |
| Mercer Island to Leyton | 4,783.48 mi (7,698.27 km) |
| Mercer Island to Lichfield | 4,675.50 mi (7,524.49 km) |
| Mercer Island to Lincoln | 4,679.58 mi (7,531.06 km) |
| Mercer Island to Linlithgow | 4,454.86 mi (7,169.41 km) |
