| Duffel to Centralia (Illinois) | 4,354.99 mi (7,008.68 km) |
| Duffel to Centralia (Washington) | 4,993.06 mi (8,035.55 km) |
| Duffel to Centreville (Virginia) | 3,882.01 mi (6,247.50 km) |
| Duffel to Ceres (California) | 5,477.73 mi (8,815.56 km) |
| Duffel to Cerritos (California) | 5,610.77 mi (9,029.66 km) |
| Duffel to Chalco (Nebraska) | 4,480.34 mi (7,210.41 km) |
| Duffel to Chalmette (Louisiana) | 4,820.04 mi (7,757.11 km) |
| Duffel to Chambersburg (Pennsylvania) | 3,840.88 mi (6,181.31 km) |
| Duffel to Chamblee (Georgia) | 4,394.30 mi (7,071.95 km) |
| Duffel to Champaign (Illinois) | 4,245.21 mi (6,832.00 km) |
| Duffel to Champlin (Minnesota) | 4,186.48 mi (6,737.48 km) |
| Duffel to Chandler (Arizona) | 5,445.82 mi (8,764.20 km) |
| Duffel to Chanhassen (Minnesota) | 4,207.75 mi (6,771.72 km) |
| Duffel to Channahon (Illinois) | 4,181.78 mi (6,729.92 km) |
| Duffel to Channelview (Texas) | 5,030.90 mi (8,096.45 km) |
