| Niederkassel to Cottage Grove (Oregon) | 5,247.62 mi (8,445.24 km) |
| Niederkassel to Cottage Lake (Washington) | 4,988.30 mi (8,027.90 km) |
| Niederkassel to Cottonwood (Arizona) | 5,463.90 mi (8,793.29 km) |
| Niederkassel to Cottonwood Heights (Utah) | 5,123.06 mi (8,244.77 km) |
| Niederkassel to Council Bluffs (Iowa) | 4,567.69 mi (7,350.98 km) |
| Niederkassel to Country Club (Florida) | 4,737.55 mi (7,624.35 km) |
| Niederkassel to Country Club Hills (Illinois) | 4,258.75 mi (6,853.80 km) |
| Niederkassel to Country Walk (Florida) | 4,758.46 mi (7,658.01 km) |
| Niederkassel to Covina (California) | 5,682.40 mi (9,144.95 km) |
| Niederkassel to Covington (Georgia) | 4,498.45 mi (7,239.56 km) |
| Niederkassel to Covington (Kentucky) | 4,259.49 mi (6,854.99 km) |
| Niederkassel to Covington (Louisiana) | 4,906.09 mi (7,895.58 km) |
| Niederkassel to Covington (Washington) | 5,011.51 mi (8,065.24 km) |
| Niederkassel to Cranston (Rhode Island) | 3,620.71 mi (5,826.97 km) |
| Niederkassel to Crawfordsville (Indiana) | 4,301.44 mi (6,922.51 km) |
