| Portsmouth to Annaberg-Buchholz | 615.94 mi (991.26 km) |
| Portsmouth to Anrochte | 411.05 mi (661.53 km) |
| Portsmouth to Ansbach | 527.50 mi (848.93 km) |
| Portsmouth to Apen | 413.15 mi (664.90 km) |
| Portsmouth to Apolda | 548.61 mi (882.91 km) |
| Portsmouth to Appenweier | 434.26 mi (698.87 km) |
| Portsmouth to Arnsberg | 399.67 mi (643.20 km) |
| Portsmouth to Arnstadt | 524.69 mi (844.41 km) |
| Portsmouth to Aschaffenburg | 454.33 mi (731.18 km) |
| Portsmouth to Ascheberg | 382.01 mi (614.79 km) |
| Portsmouth to Aschersleben | 545.81 mi (878.39 km) |
| Portsmouth to Aschheim | 601.90 mi (968.67 km) |
| Portsmouth to Asperg | 473.52 mi (762.05 km) |
| Portsmouth to Asslar | 418.14 mi (672.93 km) |
| Portsmouth to Attendorn | 391.45 mi (629.98 km) |
