| Backnang to Carovigno | 697.35 mi (1,122.28 km) |
| Backnang to Carpenedolo | 251.85 mi (405.32 km) |
| Backnang to Carpi | 295.70 mi (475.88 km) |
| Backnang to Carrara | 337.79 mi (543.62 km) |
| Backnang to Carugate | 234.71 mi (377.73 km) |
| Backnang to Casal di Principe | 593.85 mi (955.70 km) |
| Backnang to Casale Monferrato | 267.34 mi (430.24 km) |
| Backnang to Casale sul Sile | 268.24 mi (431.69 km) |
| Backnang to Casalecchio di Reno | 320.59 mi (515.94 km) |
| Backnang to Casalgrande | 307.69 mi (495.18 km) |
| Backnang to Casalmaggiore | 277.55 mi (446.67 km) |
| Backnang to Casalnuovo di Napoli | 604.41 mi (972.70 km) |
| Backnang to Casalpusterlengo | 260.59 mi (419.38 km) |
| Backnang to Casaluce | 596.18 mi (959.46 km) |
| Backnang to Casamassima | 662.04 mi (1,065.45 km) |
