| Castel Gandolfo to Agen | 630.77 mi (1,015.13 km) |
| Castel Gandolfo to Aigues-Mortes | 447.63 mi (720.38 km) |
| Castel Gandolfo to Aire-sur-la-Lys | 784.62 mi (1,262.72 km) |
| Castel Gandolfo to Aix-en-Provence | 386.23 mi (621.58 km) |
| Castel Gandolfo to Aix-les-Bains | 432.56 mi (696.14 km) |
| Castel Gandolfo to Aizenay | 784.07 mi (1,261.83 km) |
| Castel Gandolfo to Ajaccio | 201.90 mi (324.93 km) |
| Castel Gandolfo to Albert | 744.80 mi (1,198.64 km) |
| Castel Gandolfo to Albertville | 413.80 mi (665.94 km) |
| Castel Gandolfo to Albi | 552.76 mi (889.57 km) |
| Castel Gandolfo to Alencon | 765.57 mi (1,232.07 km) |
| Castel Gandolfo to Ales | 463.40 mi (745.76 km) |
| Castel Gandolfo to Alfortville | 695.35 mi (1,119.06 km) |
| Castel Gandolfo to Allauch | 380.99 mi (613.14 km) |
| Castel Gandolfo to Allonnes | 746.25 mi (1,200.97 km) |
