| Potomac to Lamia | 5,036.32 mi (8,105.18 km) |
| Potomac to Larisa | 5,005.04 mi (8,054.83 km) |
| Potomac to Lefkada | 4,966.15 mi (7,992.25 km) |
| Potomac to Livadeia | 5,074.38 mi (8,166.42 km) |
| Potomac to Loutraki | 5,098.25 mi (8,204.85 km) |
| Potomac to Lykovrysi | 5,129.29 mi (8,254.79 km) |
| Potomac to Mandra | 5,117.06 mi (8,235.12 km) |
| Potomac to Marousi | 5,130.71 mi (8,257.09 km) |
| Potomac to Megara | 5,113.29 mi (8,229.04 km) |
| Potomac to Melissia | 5,132.15 mi (8,259.40 km) |
| Potomac to Mesolongi | 5,014.57 mi (8,070.17 km) |
| Potomac to Metamorfosi | 5,128.56 mi (8,253.62 km) |
| Potomac to Moschato | 5,129.17 mi (8,254.61 km) |
| Potomac to Mytilini | 5,202.73 mi (8,372.99 km) |
| Potomac to Nafpaktos | 5,031.10 mi (8,096.77 km) |
