| Ardahan to Butzbach | 1,743.69 mi (2,806.20 km) |
| Ardahan to Buxtehude | 1,744.61 mi (2,807.68 km) |
| Ardahan to Cadolzburg | 1,636.73 mi (2,634.05 km) |
| Ardahan to Calbe | 1,631.99 mi (2,626.43 km) |
| Ardahan to Calw | 1,726.77 mi (2,778.98 km) |
| Ardahan to Castrop-Rauxel | 1,813.43 mi (2,918.43 km) |
| Ardahan to Celle | 1,713.92 mi (2,758.28 km) |
| Ardahan to Cham | 1,554.90 mi (2,502.37 km) |
| Ardahan to Chemnitz | 1,566.00 mi (2,520.23 km) |
| Ardahan to Clausthal-Zellerfeld | 1,689.99 mi (2,719.78 km) |
| Ardahan to Cloppenburg | 1,800.20 mi (2,897.14 km) |
| Ardahan to Coburg | 1,641.55 mi (2,641.81 km) |
| Ardahan to Coesfeld | 1,824.42 mi (2,936.12 km) |
| Ardahan to Cologne | 1,822.65 mi (2,933.27 km) |
| Ardahan to Coswig | 1,543.12 mi (2,483.41 km) |
