| Ardahan to Tutzing | 1,605.20 mi (2,583.33 km) |
| Ardahan to Twist | 1,838.46 mi (2,958.72 km) |
| Ardahan to Twistringen | 1,775.01 mi (2,856.61 km) |
| Ardahan to Ubach-Palenberg | 1,858.49 mi (2,990.95 km) |
| Ardahan to Uberherrn | 1,821.60 mi (2,931.57 km) |
| Ardahan to Uberlingen | 1,702.36 mi (2,739.69 km) |
| Ardahan to Ubstadt-Weiher | 1,734.52 mi (2,791.45 km) |
| Ardahan to Ueckermunde | 1,581.88 mi (2,545.79 km) |
| Ardahan to Uelzen | 1,700.55 mi (2,736.77 km) |
| Ardahan to Uetersen | 1,749.88 mi (2,816.16 km) |
| Ardahan to Uetze | 1,706.23 mi (2,745.91 km) |
| Ardahan to Uhingen | 1,687.72 mi (2,716.13 km) |
| Ardahan to Ulm | 1,667.91 mi (2,684.24 km) |
| Ardahan to Unna | 1,797.48 mi (2,892.77 km) |
| Ardahan to Unterfohring | 1,590.11 mi (2,559.03 km) |
