| Potomac to Lormont | 3,812.05 mi (6,134.90 km) |
| Potomac to Loudeac | 3,630.71 mi (5,843.07 km) |
| Potomac to Lourdes | 3,883.11 mi (6,249.26 km) |
| Potomac to Louviers | 3,773.61 mi (6,073.04 km) |
| Potomac to Louvres | 3,834.31 mi (6,170.73 km) |
| Potomac to Luce | 3,805.86 mi (6,124.93 km) |
| Potomac to Lucon | 3,742.07 mi (6,022.28 km) |
| Potomac to Lunel | 4,056.10 mi (6,527.66 km) |
| Potomac to Luneville | 4,013.76 mi (6,459.52 km) |
| Potomac to Lyon | 4,025.13 mi (6,477.82 km) |
| Potomac to Lys-les-Lannoy | 3,822.25 mi (6,151.32 km) |
| Potomac to Macon | 4,008.77 mi (6,451.50 km) |
| Potomac to Magny-le-Hongre | 3,851.97 mi (6,199.14 km) |
| Potomac to Magny-les-Hameaux | 3,824.81 mi (6,155.43 km) |
| Potomac to Mainvilliers | 3,805.35 mi (6,124.11 km) |
