| Backnang to Queluz | 1,162.66 mi (1,871.12 km) |
| Backnang to Reguengos de Monsaraz | 1,112.53 mi (1,790.44 km) |
| Backnang to Resende | 1,003.86 mi (1,615.55 km) |
| Backnang to Ribeira Brava | 1,767.33 mi (2,844.25 km) |
| Backnang to Ribeira Grande | 1,894.69 mi (3,049.21 km) |
| Backnang to Rio de Mouro | 1,164.43 mi (1,873.97 km) |
| Backnang to Rio Maior | 1,122.22 mi (1,806.04 km) |
| Backnang to Rio Tinto | 1,025.21 mi (1,649.91 km) |
| Backnang to Sabugal | 1,002.30 mi (1,613.04 km) |
| Backnang to Sacavem | 1,154.31 mi (1,857.69 km) |
| Backnang to Salvaterra de Magos | 1,131.18 mi (1,820.46 km) |
| Backnang to Santa Comba Dao | 1,041.02 mi (1,675.36 km) |
| Backnang to Santa Cruz | 1,757.49 mi (2,828.41 km) |
| Backnang to Santa Iria da Azoia | 1,151.17 mi (1,852.63 km) |
| Backnang to Santarem | 1,117.13 mi (1,797.84 km) |
