| Portsmouth to Ambares-et-Lagrave | 407.29 mi (655.47 km) |
| Portsmouth to Amberieu-en-Bugey | 446.49 mi (718.56 km) |
| Portsmouth to Amboise | 252.50 mi (406.35 km) |
| Portsmouth to Amiens | 162.08 mi (260.84 km) |
| Portsmouth to Amilly | 261.47 mi (420.79 km) |
| Portsmouth to Amneville | 337.96 mi (543.90 km) |
| Portsmouth to Andernos-les-Bains | 418.93 mi (674.21 km) |
| Portsmouth to Andresy | 188.39 mi (303.18 km) |
| Portsmouth to Angers | 231.49 mi (372.54 km) |
| Portsmouth to Anglet | 506.22 mi (814.68 km) |
| Portsmouth to Angouleme | 360.81 mi (580.67 km) |
| Portsmouth to Aniche | 193.18 mi (310.89 km) |
| Portsmouth to Annappes | 185.74 mi (298.92 km) |
| Portsmouth to Annecy | 472.88 mi (761.02 km) |
| Portsmouth to Annecy-le-Vieux | 473.00 mi (761.22 km) |
