| DeKalb to Castle Pines (Colorado) | 860.25 mi (1,384.44 km) |
| DeKalb to Castle Rock (Colorado) | 861.10 mi (1,385.80 km) |
| DeKalb to Castro Valley (California) | 1,780.35 mi (2,865.19 km) |
| DeKalb to Catalina Foothills (Arizona) | 1,383.26 mi (2,226.15 km) |
| DeKalb to Cataño (Puerto Rico) | 2,097.51 mi (3,375.61 km) |
| DeKalb to Cathedral City (California) | 1,602.98 mi (2,579.74 km) |
| DeKalb to Catonsville (Maryland) | 655.60 mi (1,055.08 km) |
| DeKalb to Cave Spring (Virginia) | 567.33 mi (913.03 km) |
| DeKalb to Cayce (South Carolina) | 692.68 mi (1,114.76 km) |
| DeKalb to Cayey (Puerto Rico) | 2,115.21 mi (3,404.11 km) |
| DeKalb to Cedar City (Utah) | 1,320.40 mi (2,124.98 km) |
| DeKalb to Cedar Falls (Iowa) | 193.88 mi (312.01 km) |
| DeKalb to Cedar Hill (Texas) | 787.35 mi (1,267.11 km) |
| DeKalb to Cedar Lake (Indiana) | 77.94 mi (125.44 km) |
| DeKalb to Cedar Mill (Oregon) | 1,705.12 mi (2,744.12 km) |
