| Morlanwelz-Mariemont to Caguas (Puerto Rico) | 4,391.01 mi (7,066.65 km) |
| Morlanwelz-Mariemont to Cahokia (Illinois) | 4,404.29 mi (7,088.03 km) |
| Morlanwelz-Mariemont to Calabasas (California) | 5,636.66 mi (9,071.33 km) |
| Morlanwelz-Mariemont to Caldwell (Idaho) | 5,030.39 mi (8,095.63 km) |
| Morlanwelz-Mariemont to Caledonia (Wisconsin) | 4,114.97 mi (6,622.41 km) |
| Morlanwelz-Mariemont to Calera (Alabama) | 4,536.17 mi (7,300.26 km) |
| Morlanwelz-Mariemont to Calexico (California) | 5,619.78 mi (9,044.16 km) |
| Morlanwelz-Mariemont to Calhoun (Georgia) | 4,396.15 mi (7,074.92 km) |
| Morlanwelz-Mariemont to California (Maryland) | 3,873.13 mi (6,233.20 km) |
| Morlanwelz-Mariemont to California City (California) | 5,552.87 mi (8,936.49 km) |
| Morlanwelz-Mariemont to Callaway (Florida) | 4,636.16 mi (7,461.18 km) |
| Morlanwelz-Mariemont to Calumet City (Illinois) | 4,158.16 mi (6,691.92 km) |
| Morlanwelz-Mariemont to Calverton (Maryland) | 3,857.48 mi (6,208.02 km) |
| Morlanwelz-Mariemont to Camano (Washington) | 4,924.90 mi (7,925.86 km) |
| Morlanwelz-Mariemont to Camarillo (California) | 5,642.88 mi (9,081.34 km) |
