| South Portland to Kolarovo | 4,022.77 mi (6,474.02 km) |
| South Portland to Komarno | 4,033.59 mi (6,491.43 km) |
| South Portland to Kosice | 4,119.57 mi (6,629.80 km) |
| South Portland to Krompachy | 4,097.80 mi (6,594.78 km) |
| South Portland to Kysucke Nove Mesto | 4,003.68 mi (6,443.30 km) |
| South Portland to Levice | 4,035.93 mi (6,495.20 km) |
| South Portland to Levoca | 4,082.73 mi (6,570.53 km) |
| South Portland to Liptovsky Mikulas | 4,042.79 mi (6,506.25 km) |
| South Portland to Lucenec | 4,073.15 mi (6,555.10 km) |
| South Portland to Malacky | 3,965.65 mi (6,382.10 km) |
| South Portland to Martin | 4,017.30 mi (6,465.23 km) |
| South Portland to Michalovce | 4,143.41 mi (6,668.17 km) |
| South Portland to Modra | 3,980.81 mi (6,406.49 km) |
| South Portland to Moldava nad Bodvou | 4,114.15 mi (6,621.09 km) |
| South Portland to Myjava | 3,975.95 mi (6,398.67 km) |
