| Morfelden-Walldorf to Carlsbad (New Mexico) | 5,421.38 mi (8,724.86 km) |
| Morfelden-Walldorf to Carmel (Indiana) | 4,364.26 mi (7,023.60 km) |
| Morfelden-Walldorf to Carmichael (California) | 5,597.91 mi (9,008.97 km) |
| Morfelden-Walldorf to Carney (Maryland) | 4,013.34 mi (6,458.85 km) |
| Morfelden-Walldorf to Carnot-Moon (Pennsylvania) | 4,109.30 mi (6,613.27 km) |
| Morfelden-Walldorf to Carol Stream (Illinois) | 4,344.61 mi (6,991.98 km) |
| Morfelden-Walldorf to Carolina (Puerto Rico) | 4,571.06 mi (7,356.41 km) |
| Morfelden-Walldorf to Carolina Forest (South Carolina) | 4,374.57 mi (7,040.18 km) |
| Morfelden-Walldorf to Carpentersville (Illinois) | 4,340.61 mi (6,985.54 km) |
| Morfelden-Walldorf to Carpinteria (California) | 5,799.93 mi (9,334.09 km) |
| Morfelden-Walldorf to Carrboro (North Carolina) | 4,278.64 mi (6,885.80 km) |
| Morfelden-Walldorf to Carroll (Iowa) | 4,579.32 mi (7,369.71 km) |
| Morfelden-Walldorf to Carrollton (Georgia) | 4,634.68 mi (7,458.79 km) |
| Morfelden-Walldorf to Carrollton (Texas) | 5,123.09 mi (8,244.81 km) |
| Morfelden-Walldorf to Carrollwood (Florida) | 4,805.20 mi (7,733.22 km) |
