| Delaware to Cold Springs (Nevada) | 1,939.71 mi (3,121.65 km) |
| Delaware to Coldwater (Michigan) | 152.36 mi (245.20 km) |
| Delaware to Colesville (Maryland) | 333.55 mi (536.80 km) |
| Delaware to College (Alaska) | 3,015.80 mi (4,853.45 km) |
| Delaware to College Park (Georgia) | 465.73 mi (749.52 km) |
| Delaware to College Park (Maryland) | 338.55 mi (544.84 km) |
| Delaware to College Station (Texas) | 999.51 mi (1,608.55 km) |
| Delaware to Collegedale (Tennessee) | 377.29 mi (607.18 km) |
| Delaware to Colleyville (Texas) | 931.30 mi (1,498.79 km) |
| Delaware to Collierville (Tennessee) | 511.81 mi (823.68 km) |
| Delaware to Collinsville (Illinois) | 385.90 mi (621.04 km) |
| Delaware to Colonia (New Jersey) | 460.92 mi (741.78 km) |
| Delaware to Colonial Heights (Virginia) | 370.09 mi (595.60 km) |
| Delaware to Colonial Park (Pennsylvania) | 330.22 mi (531.44 km) |
| Delaware to Colorado Springs (Colorado) | 1,156.17 mi (1,860.67 km) |
