| Morlanwelz-Mariemont to Cloverly (Maryland) | 3,857.37 mi (6,207.84 km) |
| Morlanwelz-Mariemont to Clovis (California) | 5,510.79 mi (8,868.75 km) |
| Morlanwelz-Mariemont to Clovis (New Mexico) | 5,099.96 mi (8,207.59 km) |
| Morlanwelz-Mariemont to Clute (Texas) | 5,090.91 mi (8,193.02 km) |
| Morlanwelz-Mariemont to Coachella (California) | 5,583.04 mi (8,985.03 km) |
| Morlanwelz-Mariemont to Coalinga (California) | 5,569.87 mi (8,963.84 km) |
| Morlanwelz-Mariemont to Coamo (Puerto Rico) | 4,413.27 mi (7,102.47 km) |
| Morlanwelz-Mariemont to Coatesville (Pennsylvania) | 3,770.21 mi (6,067.56 km) |
| Morlanwelz-Mariemont to Cockeysville (Maryland) | 3,825.56 mi (6,156.64 km) |
| Morlanwelz-Mariemont to Cocoa (Florida) | 4,522.78 mi (7,278.71 km) |
| Morlanwelz-Mariemont to Cocoa Beach (Florida) | 4,519.28 mi (7,273.08 km) |
| Morlanwelz-Mariemont to Coconut Creek (Florida) | 4,602.51 mi (7,407.02 km) |
| Morlanwelz-Mariemont to Coeur d'Alene (Idaho) | 4,805.09 mi (7,733.05 km) |
| Morlanwelz-Mariemont to Cohoes (New York) | 3,564.54 mi (5,736.57 km) |
| Morlanwelz-Mariemont to Cold Springs (Nevada) | 5,352.54 mi (8,614.08 km) |
