| Backnang to Catania | 840.03 mi (1,351.90 km) |
| Backnang to Catanzaro | 779.62 mi (1,254.68 km) |
| Backnang to Cattolica | 378.18 mi (608.63 km) |
| Backnang to Cava de' Tirreni | 625.18 mi (1,006.12 km) |
| Backnang to Cavallino | 734.77 mi (1,182.49 km) |
| Backnang to Cavarzere | 291.26 mi (468.73 km) |
| Backnang to Cave | 520.97 mi (838.42 km) |
| Backnang to Cavriago | 297.98 mi (479.56 km) |
| Backnang to Cavriglia | 387.73 mi (623.99 km) |
| Backnang to Cazzago San Martino | 234.15 mi (376.82 km) |
| Backnang to Ceccano | 543.88 mi (875.29 km) |
| Backnang to Cecina | 392.42 mi (631.55 km) |
| Backnang to Cefalu | 787.90 mi (1,268.01 km) |
| Backnang to Ceglie Messapico | 695.63 mi (1,119.50 km) |
| Backnang to Celano | 514.17 mi (827.48 km) |
