| South Portland to Bratislava | 3,979.66 mi (6,404.64 km) |
| South Portland to Brezno | 4,054.65 mi (6,525.33 km) |
| South Portland to Bytca | 3,997.77 mi (6,433.80 km) |
| South Portland to Cadca | 3,998.95 mi (6,435.70 km) |
| South Portland to Detva | 4,055.21 mi (6,526.23 km) |
| South Portland to Dolny Kubin | 4,026.49 mi (6,480.00 km) |
| South Portland to Dubnica nad Vahom | 3,992.12 mi (6,424.70 km) |
| South Portland to Dunajska Streda | 4,005.13 mi (6,445.64 km) |
| South Portland to Fil'akovo | 4,081.42 mi (6,568.40 km) |
| South Portland to Galanta | 4,002.34 mi (6,441.15 km) |
| South Portland to Handlova | 4,023.35 mi (6,474.95 km) |
| South Portland to Hlohovec | 3,996.58 mi (6,431.87 km) |
| South Portland to Holic | 3,957.93 mi (6,369.68 km) |
| South Portland to Humenne | 4,136.31 mi (6,656.75 km) |
| South Portland to Kezmarok | 4,072.55 mi (6,554.13 km) |
