| Mercer Island to Lastra a Signa | 5,517.39 mi (8,879.38 km) |
| Mercer Island to Laterza | 5,845.75 mi (9,407.83 km) |
| Mercer Island to Latiano | 5,873.12 mi (9,451.88 km) |
| Mercer Island to Latina | 5,700.81 mi (9,174.57 km) |
| Mercer Island to Latisana | 5,444.59 mi (8,762.22 km) |
| Mercer Island to Lauria Inferiore | 5,858.93 mi (9,429.04 km) |
| Mercer Island to Lavagna | 5,440.17 mi (8,755.11 km) |
| Mercer Island to Lavello | 5,796.55 mi (9,328.65 km) |
| Mercer Island to Laveno-Mombello | 5,328.10 mi (8,574.75 km) |
| Mercer Island to Lavis | 5,376.21 mi (8,652.18 km) |
| Mercer Island to Lecce | 5,894.80 mi (9,486.76 km) |
| Mercer Island to Lecco | 5,351.08 mi (8,611.73 km) |
| Mercer Island to Legnago | 5,437.18 mi (8,750.29 km) |
| Mercer Island to Legnano | 5,355.10 mi (8,618.19 km) |
| Mercer Island to Legnaro | 5,443.55 mi (8,760.55 km) |
