| Gaithersburg to Aulnay-sous-Bois | 3,832.04 mi (6,167.07 km) |
| Gaithersburg to Aulnoye-Aymeries | 3,854.95 mi (6,203.95 km) |
| Gaithersburg to Auray | 3,628.53 mi (5,839.56 km) |
| Gaithersburg to Aurillac | 3,939.72 mi (6,340.36 km) |
| Gaithersburg to Auriol | 4,128.93 mi (6,644.86 km) |
| Gaithersburg to Auterive | 3,941.84 mi (6,343.78 km) |
| Gaithersburg to Autun | 3,963.10 mi (6,377.99 km) |
| Gaithersburg to Auxerre | 3,908.09 mi (6,289.47 km) |
| Gaithersburg to Avignon | 4,074.12 mi (6,556.67 km) |
| Gaithersburg to Avion | 3,808.60 mi (6,129.36 km) |
| Gaithersburg to Avon | 3,855.84 mi (6,205.38 km) |
| Gaithersburg to Avranches | 3,675.00 mi (5,914.35 km) |
| Gaithersburg to Avrille | 3,736.88 mi (6,013.92 km) |
| Gaithersburg to Aytre | 3,748.70 mi (6,032.94 km) |
| Gaithersburg to Bagneux | 3,828.24 mi (6,160.95 km) |
