| Silver Spring to Carlsbad (California) | 2,266.34 mi (3,647.33 km) |
| Silver Spring to Carlsbad (New Mexico) | 1,587.00 mi (2,554.02 km) |
| Silver Spring to Carmel (Indiana) | 490.92 mi (790.05 km) |
| Silver Spring to Carmichael (California) | 2,361.13 mi (3,799.86 km) |
| Silver Spring to Carney (Maryland) | 38.48 mi (61.93 km) |
| Silver Spring to Carnot-Moon (Pennsylvania) | 199.49 mi (321.05 km) |
| Silver Spring to Carol Stream (Illinois) | 617.26 mi (993.38 km) |
| Silver Spring to Carolina (Puerto Rico) | 1,569.57 mi (2,525.98 km) |
| Silver Spring to Carolina Forest (South Carolina) | 376.86 mi (606.50 km) |
| Silver Spring to Carpentersville (Illinois) | 628.96 mi (1,012.21 km) |
| Silver Spring to Carpinteria (California) | 2,353.90 mi (3,788.23 km) |
| Silver Spring to Carrboro (North Carolina) | 240.91 mi (387.71 km) |
| Silver Spring to Carroll (Iowa) | 958.74 mi (1,542.94 km) |
| Silver Spring to Carrollton (Georgia) | 584.30 mi (940.35 km) |
| Silver Spring to Carrollton (Texas) | 1,183.35 mi (1,904.41 km) |
