| Quedlinburg to Carson (California) | 5,776.37 mi (9,296.17 km) |
| Quedlinburg to Carson City (Nevada) | 5,493.50 mi (8,840.93 km) |
| Quedlinburg to Carteret (New Jersey) | 3,917.36 mi (6,304.38 km) |
| Quedlinburg to Cartersville (Georgia) | 4,640.01 mi (7,467.38 km) |
| Quedlinburg to Carthage (Missouri) | 4,832.25 mi (7,776.76 km) |
| Quedlinburg to Cary (Illinois) | 4,356.60 mi (7,011.27 km) |
| Quedlinburg to Cary (North Carolina) | 4,327.33 mi (6,964.17 km) |
| Quedlinburg to Casa de Oro-Mount Helix (California) | 5,805.17 mi (9,342.51 km) |
| Quedlinburg to Casa Grande (Arizona) | 5,643.33 mi (9,082.07 km) |
| Quedlinburg to Casas Adobes (Arizona) | 5,653.46 mi (9,098.36 km) |
| Quedlinburg to Cascades (Virginia) | 4,112.25 mi (6,618.02 km) |
| Quedlinburg to Casper (Wyoming) | 4,907.51 mi (7,897.87 km) |
| Quedlinburg to Casselberry (Florida) | 4,788.01 mi (7,705.55 km) |
| Quedlinburg to Castaic (California) | 5,747.61 mi (9,249.89 km) |
| Quedlinburg to Castle Pines (Colorado) | 5,053.85 mi (8,133.38 km) |
