| Biddeford to Commerce City (Colorado) | 1,779.66 mi (2,864.08 km) |
| Biddeford to Compton (California) | 2,622.49 mi (4,220.50 km) |
| Biddeford to Comstock Park (Michigan) | 765.71 mi (1,232.30 km) |
| Biddeford to Concord (California) | 2,682.71 mi (4,317.40 km) |
| Biddeford to Concord (Missouri) | 1,090.04 mi (1,754.25 km) |
| Biddeford to Concord (New Hampshire) | 58.04 mi (93.41 km) |
| Biddeford to Concord (North Carolina) | 777.75 mi (1,251.67 km) |
| Biddeford to Conneaut (Ohio) | 524.30 mi (843.79 km) |
| Biddeford to Connersville (Indiana) | 802.43 mi (1,291.39 km) |
| Biddeford to Conroe (Texas) | 1,644.38 mi (2,646.38 km) |
| Biddeford to Converse (Texas) | 1,810.08 mi (2,913.05 km) |
| Biddeford to Conway (Arkansas) | 1,307.25 mi (2,103.81 km) |
| Biddeford to Conway (Florida) | 1,197.55 mi (1,927.27 km) |
| Biddeford to Conway (South Carolina) | 809.78 mi (1,303.22 km) |
| Biddeford to Conyers (Georgia) | 994.71 mi (1,600.84 km) |
