| Backnang to Campos del Puerto | 729.54 mi (1,174.08 km) |
| Backnang to Canals | 849.40 mi (1,366.98 km) |
| Backnang to Candelaria | 1,971.86 mi (3,173.41 km) |
| Backnang to Canet de Mar | 607.01 mi (976.89 km) |
| Backnang to Cangas | 990.56 mi (1,594.15 km) |
| Backnang to Cangas de Narcea | 861.03 mi (1,385.70 km) |
| Backnang to Canovellas | 613.56 mi (987.44 km) |
| Backnang to Canteras | 941.91 mi (1,515.85 km) |
| Backnang to Cantillana | 1,092.82 mi (1,758.72 km) |
| Backnang to Capdepera | 703.74 mi (1,132.56 km) |
| Backnang to Carballo | 951.01 mi (1,530.51 km) |
| Backnang to Carcagente | 836.09 mi (1,345.55 km) |
| Backnang to Cardedeu | 610.09 mi (981.84 km) |
| Backnang to Carlet | 832.12 mi (1,339.17 km) |
| Backnang to Carmona | 1,093.64 mi (1,760.05 km) |
