| Ardahan to Coswig | 1,604.58 mi (2,582.32 km) |
| Ardahan to Cottbus | 1,524.36 mi (2,453.23 km) |
| Ardahan to Crailsheim | 1,669.36 mi (2,686.57 km) |
| Ardahan to Cremlingen | 1,684.10 mi (2,710.30 km) |
| Ardahan to Crimmitschau | 1,588.22 mi (2,555.99 km) |
| Ardahan to Cuxhaven | 1,791.45 mi (2,883.07 km) |
| Ardahan to Dachau | 1,600.63 mi (2,575.96 km) |
| Ardahan to Dallgow-Doberitz | 1,592.47 mi (2,562.84 km) |
| Ardahan to Damme | 1,789.20 mi (2,879.44 km) |
| Ardahan to Darmstadt | 1,738.79 mi (2,798.31 km) |
| Ardahan to Dassel | 1,716.86 mi (2,763.02 km) |
| Ardahan to Datteln | 1,813.56 mi (2,918.64 km) |
| Ardahan to Dautphe | 1,753.02 mi (2,821.21 km) |
| Ardahan to Deggendorf | 1,536.43 mi (2,472.64 km) |
| Ardahan to Delbruck | 1,763.37 mi (2,837.87 km) |
