| Boppard to Centralia (Illinois) | 4,501.58 mi (7,244.59 km) |
| Boppard to Centralia (Washington) | 5,117.82 mi (8,236.34 km) |
| Boppard to Centreville (Virginia) | 4,029.38 mi (6,484.66 km) |
| Boppard to Ceres (California) | 5,610.16 mi (9,028.68 km) |
| Boppard to Cerritos (California) | 5,747.38 mi (9,249.51 km) |
| Boppard to Chalco (Nebraska) | 4,624.36 mi (7,442.18 km) |
| Boppard to Chalmette (Louisiana) | 4,967.42 mi (7,994.30 km) |
| Boppard to Chambersburg (Pennsylvania) | 3,988.27 mi (6,418.50 km) |
| Boppard to Chamblee (Georgia) | 4,541.67 mi (7,309.12 km) |
| Boppard to Champaign (Illinois) | 4,391.59 mi (7,067.58 km) |
| Boppard to Champlin (Minnesota) | 4,329.64 mi (6,967.88 km) |
| Boppard to Chandler (Arizona) | 5,586.51 mi (8,990.62 km) |
| Boppard to Chanhassen (Minnesota) | 4,351.01 mi (7,002.27 km) |
| Boppard to Channahon (Illinois) | 4,327.82 mi (6,964.95 km) |
| Boppard to Channelview (Texas) | 5,178.00 mi (8,333.18 km) |
