| Idar-Oberstein to Coswig | 269.20 mi (433.23 km) |
| Idar-Oberstein to Cottbus | 337.91 mi (543.82 km) |
| Idar-Oberstein to Crailsheim | 130.17 mi (209.49 km) |
| Idar-Oberstein to Cremlingen | 227.68 mi (366.42 km) |
| Idar-Oberstein to Crimmitschau | 236.75 mi (381.01 km) |
| Idar-Oberstein to Cuxhaven | 292.72 mi (471.08 km) |
| Idar-Oberstein to Dachau | 212.02 mi (341.21 km) |
| Idar-Oberstein to Dallgow-Doberitz | 315.92 mi (508.43 km) |
| Idar-Oberstein to Damme | 197.87 mi (318.44 km) |
| Idar-Oberstein to Darmstadt | 60.78 mi (97.82 km) |
| Idar-Oberstein to Dassel | 177.99 mi (286.44 km) |
| Idar-Oberstein to Datteln | 134.22 mi (216.01 km) |
| Idar-Oberstein to Dautphe | 96.23 mi (154.87 km) |
| Idar-Oberstein to Deggendorf | 261.92 mi (421.52 km) |
| Idar-Oberstein to Delbruck | 152.21 mi (244.96 km) |
