| Guyancourt to Ardea | 709.11 mi (1,141.20 km) |
| Guyancourt to Arenzano | 434.97 mi (700.02 km) |
| Guyancourt to Arese | 396.57 mi (638.21 km) |
| Guyancourt to Arezzo | 595.03 mi (957.61 km) |
| Guyancourt to Argelato | 526.09 mi (846.66 km) |
| Guyancourt to Argenta | 543.78 mi (875.12 km) |
| Guyancourt to Ariano Irpino | 823.83 mi (1,325.83 km) |
| Guyancourt to Ariccia | 708.10 mi (1,139.57 km) |
| Guyancourt to Arluno | 393.50 mi (633.27 km) |
| Guyancourt to Arona | 368.40 mi (592.89 km) |
| Guyancourt to Artena | 716.09 mi (1,152.44 km) |
| Guyancourt to Arzachena | 639.66 mi (1,029.44 km) |
| Guyancourt to Arzano | 805.25 mi (1,295.92 km) |
| Guyancourt to Arzignano | 489.35 mi (787.54 km) |
| Guyancourt to Ascoli Piceno | 687.72 mi (1,106.77 km) |
