| South Portland to Zory | 3,973.51 mi (6,394.74 km) |
| South Portland to Zuromin | 3,912.43 mi (6,296.45 km) |
| South Portland to Zychlin | 3,930.84 mi (6,326.08 km) |
| South Portland to Zyrardow | 3,967.27 mi (6,384.70 km) |
| South Portland to Zywiec | 4,005.68 mi (6,446.52 km) |
| South Portland to Abrantes | 3,148.20 mi (5,066.54 km) |
| South Portland to Agualva | 3,116.78 mi (5,015.98 km) |
| South Portland to Aguas Santas | 3,077.58 mi (4,952.89 km) |
| South Portland to Agueda | 3,102.78 mi (4,993.45 km) |
| South Portland to Albergaria-a-Velha | 3,097.73 mi (4,985.31 km) |
| South Portland to Albufeira | 3,221.37 mi (5,184.29 km) |
| South Portland to Alcacer do Sal | 3,167.04 mi (5,096.86 km) |
| South Portland to Alcanena | 3,125.66 mi (5,030.27 km) |
| South Portland to Alcobaca | 3,108.16 mi (5,002.09 km) |
| South Portland to Alcochete | 3,133.39 mi (5,042.70 km) |
