| Siegburg to Carson (California) | 5,714.37 mi (9,196.38 km) |
| Siegburg to Carson City (Nevada) | 5,442.86 mi (8,759.43 km) |
| Siegburg to Carteret (New Jersey) | 3,790.00 mi (6,099.42 km) |
| Siegburg to Cartersville (Georgia) | 4,516.03 mi (7,267.84 km) |
| Siegburg to Carthage (Missouri) | 4,729.31 mi (7,611.10 km) |
| Siegburg to Cary (Illinois) | 4,253.57 mi (6,845.47 km) |
| Siegburg to Cary (North Carolina) | 4,197.19 mi (6,754.72 km) |
| Siegburg to Casa de Oro-Mount Helix (California) | 5,738.72 mi (9,235.58 km) |
| Siegburg to Casa Grande (Arizona) | 5,566.05 mi (8,957.68 km) |
| Siegburg to Casas Adobes (Arizona) | 5,573.72 mi (8,970.03 km) |
| Siegburg to Cascades (Virginia) | 3,986.24 mi (6,415.23 km) |
| Siegburg to Casper (Wyoming) | 4,836.68 mi (7,783.88 km) |
| Siegburg to Casselberry (Florida) | 4,649.70 mi (7,482.96 km) |
| Siegburg to Castaic (California) | 5,687.41 mi (9,153.00 km) |
| Siegburg to Castle Pines (Colorado) | 4,974.09 mi (8,005.03 km) |
