| Gummersbach to Cookeville (Tennessee) | 4,452.74 mi (7,166.00 km) |
| Gummersbach to Coolidge (Arizona) | 5,557.72 mi (8,944.29 km) |
| Gummersbach to Coon Rapids (Minnesota) | 4,291.19 mi (6,906.01 km) |
| Gummersbach to Cooper City (Florida) | 4,749.60 mi (7,643.74 km) |
| Gummersbach to Coos Bay (Oregon) | 5,302.29 mi (8,533.20 km) |
| Gummersbach to Copiague (New York) | 3,760.90 mi (6,052.58 km) |
| Gummersbach to Coppell (Texas) | 5,051.82 mi (8,130.12 km) |
| Gummersbach to Copperas Cove (Texas) | 5,184.80 mi (8,344.13 km) |
| Gummersbach to Coral Gables (Florida) | 4,766.48 mi (7,670.90 km) |
| Gummersbach to Coral Springs (Florida) | 4,737.05 mi (7,623.54 km) |
| Gummersbach to Coral Terrace (Florida) | 4,765.69 mi (7,669.64 km) |
| Gummersbach to Coralville (Iowa) | 4,404.03 mi (7,087.61 km) |
| Gummersbach to Coram (New York) | 3,736.07 mi (6,012.63 km) |
| Gummersbach to Corcoran (California) | 5,617.65 mi (9,040.73 km) |
| Gummersbach to Cordele (Georgia) | 4,593.30 mi (7,392.20 km) |
