| Silver Spring to Castle Pines (Colorado) | 1,484.87 mi (2,389.66 km) |
| Silver Spring to Castle Rock (Colorado) | 1,484.77 mi (2,389.51 km) |
| Silver Spring to Castro Valley (California) | 2,416.85 mi (3,889.55 km) |
| Silver Spring to Catalina Foothills (Arizona) | 1,944.63 mi (3,129.58 km) |
| Silver Spring to Cataño (Puerto Rico) | 1,563.38 mi (2,516.01 km) |
| Silver Spring to Cathedral City (California) | 2,204.42 mi (3,547.67 km) |
| Silver Spring to Catonsville (Maryland) | 23.44 mi (37.73 km) |
| Silver Spring to Cave Spring (Virginia) | 203.55 mi (327.57 km) |
| Silver Spring to Cayce (South Carolina) | 414.64 mi (667.30 km) |
| Silver Spring to Cayey (Puerto Rico) | 1,583.53 mi (2,548.45 km) |
| Silver Spring to Cedar City (Utah) | 1,944.22 mi (3,128.92 km) |
| Silver Spring to Cedar Falls (Iowa) | 842.03 mi (1,355.11 km) |
| Silver Spring to Cedar Hill (Texas) | 1,199.11 mi (1,929.78 km) |
| Silver Spring to Cedar Lake (Indiana) | 573.29 mi (922.63 km) |
| Silver Spring to Cedar Mill (Oregon) | 2,350.87 mi (3,783.36 km) |
