| Backnang to Trujillo | 998.69 mi (1,607.24 km) |
| Backnang to Tudela | 714.02 mi (1,149.11 km) |
| Backnang to Tudela de Duero | 848.06 mi (1,364.82 km) |
| Backnang to Tuineje | 1,891.56 mi (3,044.17 km) |
| Backnang to Ubeda | 988.60 mi (1,591.00 km) |
| Backnang to Ubrique | 1,130.25 mi (1,818.97 km) |
| Backnang to Umbrete | 1,116.87 mi (1,797.43 km) |
| Backnang to Utebo | 710.20 mi (1,142.95 km) |
| Backnang to Utiel | 833.23 mi (1,340.96 km) |
| Backnang to Utrera | 1,113.55 mi (1,792.09 km) |
| Backnang to Valdemorillo | 880.53 mi (1,417.07 km) |
| Backnang to Valdemoro | 882.04 mi (1,419.51 km) |
| Backnang to Valdepenas | 947.87 mi (1,525.44 km) |
| Backnang to Valencia | 813.80 mi (1,309.69 km) |
| Backnang to Valladolid | 850.49 mi (1,368.74 km) |
