| Delaware to Carlsbad (California) | 1,945.35 mi (3,130.74 km) |
| Delaware to Carlsbad (New Mexico) | 1,293.38 mi (2,081.49 km) |
| Delaware to Carmel (Indiana) | 163.78 mi (263.59 km) |
| Delaware to Carmichael (California) | 2,027.92 mi (3,263.62 km) |
| Delaware to Carney (Maryland) | 352.69 mi (567.60 km) |
| Delaware to Carnot-Moon (Pennsylvania) | 151.14 mi (243.24 km) |
| Delaware to Carol Stream (Illinois) | 286.37 mi (460.87 km) |
| Delaware to Carolina (Puerto Rico) | 1,821.59 mi (2,931.56 km) |
| Delaware to Carolina Forest (South Carolina) | 505.43 mi (813.42 km) |
| Delaware to Carpentersville (Illinois) | 299.31 mi (481.69 km) |
| Delaware to Carpinteria (California) | 2,027.69 mi (3,263.25 km) |
| Delaware to Carrboro (North Carolina) | 370.96 mi (597.01 km) |
| Delaware to Carroll (Iowa) | 624.90 mi (1,005.68 km) |
| Delaware to Carrollton (Georgia) | 476.23 mi (766.41 km) |
| Delaware to Carrollton (Texas) | 915.74 mi (1,473.74 km) |
