| Idar-Oberstein to Amorebieta | 654.59 mi (1,053.46 km) |
| Idar-Oberstein to Amposta | 702.27 mi (1,130.20 km) |
| Idar-Oberstein to Amurrio | 672.19 mi (1,081.79 km) |
| Idar-Oberstein to Andoain | 630.38 mi (1,014.50 km) |
| Idar-Oberstein to Andraitx | 740.12 mi (1,191.11 km) |
| Idar-Oberstein to Andujar | 982.87 mi (1,581.78 km) |
| Idar-Oberstein to Antequera | 1,057.75 mi (1,702.29 km) |
| Idar-Oberstein to Antigua | 1,849.98 mi (2,977.26 km) |
| Idar-Oberstein to Aranda de Duero | 766.11 mi (1,232.94 km) |
| Idar-Oberstein to Aranjuez | 854.23 mi (1,374.74 km) |
| Idar-Oberstein to Archena | 907.30 mi (1,460.15 km) |
| Idar-Oberstein to Arcos de la Frontera | 1,109.09 mi (1,784.91 km) |
| Idar-Oberstein to Arenys de Mar | 606.66 mi (976.33 km) |
| Idar-Oberstein to Arenys de Munt | 604.85 mi (973.41 km) |
| Idar-Oberstein to Argentona | 611.07 mi (983.42 km) |
