| South Portland to Wunstorf | 3,542.36 mi (5,700.88 km) |
| South Portland to Wuppertal | 3,487.12 mi (5,611.98 km) |
| South Portland to Wurselen | 3,457.70 mi (5,564.63 km) |
| South Portland to Wurzburg | 3,639.86 mi (5,857.79 km) |
| South Portland to Wurzen | 3,700.39 mi (5,955.20 km) |
| South Portland to Wustermark | 3,672.91 mi (5,910.98 km) |
| South Portland to Xanten | 3,447.48 mi (5,548.18 km) |
| South Portland to Zehdenick | 3,674.16 mi (5,912.99 km) |
| South Portland to Zeitz | 3,687.91 mi (5,935.12 km) |
| South Portland to Zella-Mehlis | 3,642.29 mi (5,861.70 km) |
| South Portland to Zerbst | 3,657.66 mi (5,886.44 km) |
| South Portland to Zetel | 3,459.59 mi (5,567.67 km) |
| South Portland to Zeulenroda | 3,694.16 mi (5,945.18 km) |
| South Portland to Zeuthen | 3,703.69 mi (5,960.51 km) |
| South Portland to Zeven | 3,512.53 mi (5,652.88 km) |
