| Silver Spring to Carrollwood (Florida) | 819.32 mi (1,318.57 km) |
| Silver Spring to Carson (California) | 2,300.40 mi (3,702.13 km) |
| Silver Spring to Carson City (Nevada) | 2,270.01 mi (3,653.22 km) |
| Silver Spring to Carteret (New Jersey) | 184.17 mi (296.39 km) |
| Silver Spring to Cartersville (Georgia) | 545.61 mi (878.07 km) |
| Silver Spring to Carthage (Missouri) | 948.23 mi (1,526.03 km) |
| Silver Spring to Cary (Illinois) | 628.77 mi (1,011.90 km) |
| Silver Spring to Cary (North Carolina) | 243.45 mi (391.80 km) |
| Silver Spring to Casa de Oro-Mount Helix (California) | 2,258.90 mi (3,635.35 km) |
| Silver Spring to Casa Grande (Arizona) | 1,975.63 mi (3,179.46 km) |
| Silver Spring to Casas Adobes (Arizona) | 1,950.44 mi (3,138.92 km) |
| Silver Spring to Cascades (Virginia) | 19.91 mi (32.05 km) |
| Silver Spring to Casper (Wyoming) | 1,544.43 mi (2,485.52 km) |
| Silver Spring to Casselberry (Florida) | 755.63 mi (1,216.07 km) |
| Silver Spring to Castaic (California) | 2,304.81 mi (3,709.23 km) |
