| Idar-Oberstein to Ardahan | 1,796.92 mi (2,891.86 km) |
| Idar-Oberstein to Ardesen | 1,717.75 mi (2,764.45 km) |
| Idar-Oberstein to Arhavi | 1,726.66 mi (2,778.79 km) |
| Idar-Oberstein to Aricak | 1,781.65 mi (2,867.29 km) |
| Idar-Oberstein to Armutlu | 1,219.75 mi (1,963.00 km) |
| Idar-Oberstein to Arnavutkoy | 1,187.95 mi (1,911.82 km) |
| Idar-Oberstein to Arpacay | 1,834.40 mi (2,952.18 km) |
| Idar-Oberstein to Arsin | 1,680.03 mi (2,703.74 km) |
| Idar-Oberstein to Arsuz | 1,694.30 mi (2,726.71 km) |
| Idar-Oberstein to Artvin | 1,755.04 mi (2,824.46 km) |
| Idar-Oberstein to Asagicinik | 1,510.55 mi (2,430.99 km) |
| Idar-Oberstein to Asarcik | 1,515.95 mi (2,439.68 km) |
| Idar-Oberstein to Askale | 1,752.33 mi (2,820.10 km) |
| Idar-Oberstein to Aslanapa | 1,319.59 mi (2,123.67 km) |
| Idar-Oberstein to Atca | 1,316.94 mi (2,119.40 km) |
