| Duffel to Cottage Grove (Oregon) | 5,168.05 mi (8,317.18 km) |
| Duffel to Cottage Lake (Washington) | 4,910.81 mi (7,903.18 km) |
| Duffel to Cottonwood (Arizona) | 5,369.48 mi (8,641.34 km) |
| Duffel to Cottonwood Heights (Utah) | 5,032.27 mi (8,098.65 km) |
| Duffel to Council Bluffs (Iowa) | 4,467.48 mi (7,189.72 km) |
| Duffel to Country Club (Florida) | 4,626.59 mi (7,445.77 km) |
| Duffel to Country Club Hills (Illinois) | 4,154.98 mi (6,686.79 km) |
| Duffel to Country Walk (Florida) | 4,647.48 mi (7,479.39 km) |
| Duffel to Covina (California) | 5,592.05 mi (8,999.54 km) |
| Duffel to Covington (Georgia) | 4,389.76 mi (7,064.64 km) |
| Duffel to Covington (Kentucky) | 4,153.15 mi (6,683.85 km) |
| Duffel to Covington (Louisiana) | 4,798.25 mi (7,722.03 km) |
| Duffel to Covington (Washington) | 4,933.75 mi (7,940.10 km) |
| Duffel to Cranston (Rhode Island) | 3,511.78 mi (5,651.66 km) |
| Duffel to Crawfordsville (Indiana) | 4,196.50 mi (6,753.61 km) |
