| Biddeford to Cookeville (Tennessee) | 943.65 mi (1,518.65 km) |
| Biddeford to Coolidge (Arizona) | 2,319.35 mi (3,732.63 km) |
| Biddeford to Coon Rapids (Minnesota) | 1,132.24 mi (1,822.17 km) |
| Biddeford to Cooper City (Florida) | 1,324.53 mi (2,131.62 km) |
| Biddeford to Coos Bay (Oregon) | 2,650.11 mi (4,264.95 km) |
| Biddeford to Copiague (New York) | 245.10 mi (394.45 km) |
| Biddeford to Coppell (Texas) | 1,603.51 mi (2,580.61 km) |
| Biddeford to Copperas Cove (Texas) | 1,722.26 mi (2,771.70 km) |
| Biddeford to Coral Gables (Florida) | 1,346.14 mi (2,166.40 km) |
| Biddeford to Coral Springs (Florida) | 1,309.58 mi (2,107.56 km) |
| Biddeford to Coral Terrace (Florida) | 1,344.17 mi (2,163.23 km) |
| Biddeford to Coralville (Iowa) | 1,079.71 mi (1,737.63 km) |
| Biddeford to Coram (New York) | 221.43 mi (356.35 km) |
| Biddeford to Corcoran (California) | 2,618.37 mi (4,213.87 km) |
| Biddeford to Cordele (Georgia) | 1,075.46 mi (1,730.78 km) |
