| Niederkassel to Turkoglu | 1,728.22 mi (2,781.30 km) |
| Niederkassel to Tut | 1,753.33 mi (2,821.71 km) |
| Niederkassel to Tuzla | 1,267.90 mi (2,040.49 km) |
| Niederkassel to Tuzluca | 1,901.10 mi (3,059.52 km) |
| Niederkassel to Ula | 1,414.81 mi (2,276.91 km) |
| Niederkassel to Ulas | 1,639.68 mi (2,638.81 km) |
| Niederkassel to Ulubey | 1,614.29 mi (2,597.95 km) |
| Niederkassel to Ulubey | 1,380.47 mi (2,221.66 km) |
| Niederkassel to Uludere | 1,975.70 mi (3,179.59 km) |
| Niederkassel to Ulukisla | 1,625.31 mi (2,615.69 km) |
| Niederkassel to Ulus | 1,370.92 mi (2,206.29 km) |
| Niederkassel to Umurlu | 1,359.94 mi (2,188.61 km) |
| Niederkassel to Unye | 1,584.56 mi (2,550.11 km) |
| Niederkassel to Urgup | 1,592.39 mi (2,562.71 km) |
| Niederkassel to Urla | 1,292.00 mi (2,079.28 km) |
