| Sumner to Lamia | 6,100.90 mi (9,818.45 km) |
| Sumner to Larisa | 6,053.43 mi (9,742.06 km) |
| Sumner to Lefkada | 6,073.74 mi (9,774.74 km) |
| Sumner to Livadeia | 6,139.72 mi (9,880.92 km) |
| Sumner to Loutraki | 6,171.22 mi (9,931.62 km) |
| Sumner to Lykovrysi | 6,182.21 mi (9,949.31 km) |
| Sumner to Mandra | 6,176.34 mi (9,939.86 km) |
| Sumner to Marousi | 6,183.62 mi (9,951.58 km) |
| Sumner to Megara | 6,177.58 mi (9,941.86 km) |
| Sumner to Melissia | 6,184.31 mi (9,952.69 km) |
| Sumner to Mesolongi | 6,112.96 mi (9,837.86 km) |
| Sumner to Metamorfosi | 6,182.59 mi (9,949.92 km) |
| Sumner to Moschato | 6,187.26 mi (9,957.43 km) |
| Sumner to Mytilini | 6,170.45 mi (9,930.39 km) |
| Sumner to Nafpaktos | 6,120.14 mi (9,849.41 km) |
