| Backnang to Corinth (Mississippi) | 4,770.88 mi (7,678.00 km) |
| Backnang to Corinth (Texas) | 5,193.06 mi (8,357.42 km) |
| Backnang to Cornelius (North Carolina) | 4,438.13 mi (7,142.49 km) |
| Backnang to Cornelius (Oregon) | 5,310.85 mi (8,546.98 km) |
| Backnang to Corning (New York) | 3,979.60 mi (6,404.54 km) |
| Backnang to Corona (California) | 5,853.69 mi (9,420.60 km) |
| Backnang to Coronado (California) | 5,911.58 mi (9,513.77 km) |
| Backnang to Corpus Christi (Texas) | 5,490.93 mi (8,836.80 km) |
| Backnang to Corsicana (Texas) | 5,225.84 mi (8,410.17 km) |
| Backnang to Cortland (New York) | 3,925.05 mi (6,316.76 km) |
| Backnang to Corvallis (Oregon) | 5,373.29 mi (8,647.47 km) |
| Backnang to Coshocton (Ohio) | 4,253.67 mi (6,845.62 km) |
| Backnang to Costa Mesa (California) | 5,875.67 mi (9,455.97 km) |
| Backnang to Coto de Caza (California) | 5,869.93 mi (9,446.74 km) |
| Backnang to Cottage Grove (Minnesota) | 4,450.85 mi (7,162.96 km) |
