| Idar-Oberstein to Anagni | 618.14 mi (994.80 km) |
| Idar-Oberstein to Ancona | 513.27 mi (826.02 km) |
| Idar-Oberstein to Andria | 729.74 mi (1,174.40 km) |
| Idar-Oberstein to Angri | 712.95 mi (1,147.39 km) |
| Idar-Oberstein to Anguillara Sabazia | 578.06 mi (930.29 km) |
| Idar-Oberstein to Anzio | 625.79 mi (1,007.11 km) |
| Idar-Oberstein to Anzola dell'Emilia | 400.64 mi (644.77 km) |
| Idar-Oberstein to Aosta | 274.86 mi (442.34 km) |
| Idar-Oberstein to Apricena | 673.42 mi (1,083.76 km) |
| Idar-Oberstein to Aprilia | 617.54 mi (993.83 km) |
| Idar-Oberstein to Aradeo | 845.67 mi (1,360.97 km) |
| Idar-Oberstein to Aragona | 906.40 mi (1,458.70 km) |
| Idar-Oberstein to Arco | 310.05 mi (498.98 km) |
| Idar-Oberstein to Arcola | 405.31 mi (652.29 km) |
| Idar-Oberstein to Arcore | 296.76 mi (477.59 km) |
