| Seaford to Cookeville (Tennessee) | 4,163.82 mi (6,701.02 km) |
| Seaford to Coolidge (Arizona) | 5,317.76 mi (8,558.11 km) |
| Seaford to Coon Rapids (Minnesota) | 4,040.11 mi (6,501.93 km) |
| Seaford to Cooper City (Florida) | 4,436.70 mi (7,140.18 km) |
| Seaford to Coos Bay (Oregon) | 5,124.73 mi (8,247.46 km) |
| Seaford to Copiague (New York) | 3,463.26 mi (5,573.58 km) |
| Seaford to Coppell (Texas) | 4,777.56 mi (7,688.75 km) |
| Seaford to Copperas Cove (Texas) | 4,908.62 mi (7,899.66 km) |
| Seaford to Coral Gables (Florida) | 4,453.16 mi (7,166.67 km) |
| Seaford to Coral Springs (Florida) | 4,424.38 mi (7,120.35 km) |
| Seaford to Coral Terrace (Florida) | 4,452.46 mi (7,165.55 km) |
| Seaford to Coralville (Iowa) | 4,139.63 mi (6,662.09 km) |
| Seaford to Coram (New York) | 3,438.37 mi (5,533.52 km) |
| Seaford to Corcoran (California) | 5,407.95 mi (8,703.26 km) |
| Seaford to Cordele (Georgia) | 4,293.57 mi (6,909.84 km) |
