| Biddeford to Cloverly (Maryland) | 454.02 mi (730.67 km) |
| Biddeford to Clovis (California) | 2,601.67 mi (4,186.99 km) |
| Biddeford to Clovis (New Mexico) | 1,852.39 mi (2,981.13 km) |
| Biddeford to Clute (Texas) | 1,700.09 mi (2,736.04 km) |
| Biddeford to Coachella (California) | 2,524.82 mi (4,063.30 km) |
| Biddeford to Coalinga (California) | 2,654.61 mi (4,272.18 km) |
| Biddeford to Coamo (Puerto Rico) | 1,770.47 mi (2,849.29 km) |
| Biddeford to Coatesville (Pennsylvania) | 366.66 mi (590.08 km) |
| Biddeford to Cockeysville (Maryland) | 421.90 mi (678.98 km) |
| Biddeford to Cocoa (Florida) | 1,189.23 mi (1,913.88 km) |
| Biddeford to Cocoa Beach (Florida) | 1,188.58 mi (1,912.83 km) |
| Biddeford to Coconut Creek (Florida) | 1,307.17 mi (2,103.68 km) |
| Biddeford to Coeur d'Alene (Idaho) | 2,226.03 mi (3,582.45 km) |
| Biddeford to Cohoes (New York) | 171.08 mi (275.33 km) |
| Biddeford to Cold Springs (Nevada) | 2,535.14 mi (4,079.91 km) |
