| Biddeford to Culpeper (Virginia) | 523.34 mi (842.23 km) |
| Biddeford to Culver City (California) | 2,627.20 mi (4,228.07 km) |
| Biddeford to Cumberland (Maryland) | 503.59 mi (810.44 km) |
| Biddeford to Cupertino (California) | 2,704.31 mi (4,352.17 km) |
| Biddeford to Cutler Bay (Florida) | 1,355.78 mi (2,181.92 km) |
| Biddeford to Cutlerville (Michigan) | 767.43 mi (1,235.06 km) |
| Biddeford to Cuyahoga Falls (Ohio) | 587.00 mi (944.69 km) |
| Biddeford to Cypress (California) | 2,615.58 mi (4,209.38 km) |
| Biddeford to Cypress Gardens (Florida) | 1,237.72 mi (1,991.92 km) |
| Biddeford to Cypress Lake (Florida) | 1,334.09 mi (2,147.01 km) |
| Biddeford to D'Iberville (Mississippi) | 1,352.17 mi (2,176.10 km) |
| Biddeford to Dakota Ridge (Colorado) | 1,799.92 mi (2,896.70 km) |
| Biddeford to Dale City (Virginia) | 489.52 mi (787.81 km) |
| Biddeford to Dallas (Georgia) | 1,016.14 mi (1,635.31 km) |
| Biddeford to Dallas (Oregon) | 2,573.46 mi (4,141.59 km) |
