| Washington Court House to Carlsbad (California) | 1,923.75 mi (3,095.97 km) |
| Washington Court House to Carlsbad (New Mexico) | 1,260.04 mi (2,027.85 km) |
| Washington Court House to Carmel (Indiana) | 147.35 mi (237.14 km) |
| Washington Court House to Carmichael (California) | 2,018.34 mi (3,248.20 km) |
| Washington Court House to Carney (Maryland) | 368.29 mi (592.70 km) |
| Washington Court House to Carnot-Moon (Pennsylvania) | 182.85 mi (294.26 km) |
| Washington Court House to Carol Stream (Illinois) | 296.02 mi (476.39 km) |
| Washington Court House to Carolina (Puerto Rico) | 1,793.88 mi (2,886.96 km) |
| Washington Court House to Carolina Forest (South Carolina) | 470.73 mi (757.57 km) |
| Washington Court House to Carpentersville (Illinois) | 310.54 mi (499.76 km) |
| Washington Court House to Carpinteria (California) | 2,009.61 mi (3,234.16 km) |
| Washington Court House to Carrboro (North Carolina) | 344.21 mi (553.95 km) |
| Washington Court House to Carroll (Iowa) | 622.63 mi (1,002.02 km) |
| Washington Court House to Carrollton (Georgia) | 421.65 mi (678.58 km) |
| Washington Court House to Carrollton (Texas) | 874.94 mi (1,408.08 km) |
