| Portsmouth to Altenbeken | 437.72 mi (704.43 km) |
| Portsmouth to Altenberge | 378.04 mi (608.40 km) |
| Portsmouth to Altenburg | 588.52 mi (947.14 km) |
| Portsmouth to Altenholz | 531.48 mi (855.33 km) |
| Portsmouth to Altenstadt | 441.60 mi (710.68 km) |
| Portsmouth to Altensteig | 459.08 mi (738.82 km) |
| Portsmouth to Altlandsberg | 645.18 mi (1,038.31 km) |
| Portsmouth to Altotting | 641.60 mi (1,032.56 km) |
| Portsmouth to Altusried | 549.28 mi (883.98 km) |
| Portsmouth to Alzenau in Unterfranken | 449.40 mi (723.24 km) |
| Portsmouth to Alzey | 412.62 mi (664.04 km) |
| Portsmouth to Amberg | 579.89 mi (933.24 km) |
| Portsmouth to Andernach | 372.76 mi (599.90 km) |
| Portsmouth to Angermunde | 659.74 mi (1,061.76 km) |
| Portsmouth to Anklam | 656.76 mi (1,056.95 km) |
