| Allen Park to Carson (California) | 1,977.90 mi (3,183.12 km) |
| Allen Park to Carson City (Nevada) | 1,910.98 mi (3,075.43 km) |
| Allen Park to Carteret (New Jersey) | 479.28 mi (771.33 km) |
| Allen Park to Cartersville (Georgia) | 565.91 mi (910.74 km) |
| Allen Park to Carthage (Missouri) | 687.27 mi (1,106.06 km) |
| Allen Park to Cary (Illinois) | 257.74 mi (414.79 km) |
| Allen Park to Cary (North Carolina) | 505.65 mi (813.77 km) |
| Allen Park to Casa de Oro-Mount Helix (California) | 1,947.93 mi (3,134.89 km) |
| Allen Park to Casa Grande (Arizona) | 1,681.49 mi (2,706.09 km) |
| Allen Park to Casas Adobes (Arizona) | 1,664.67 mi (2,679.02 km) |
| Allen Park to Cascades (Virginia) | 377.30 mi (607.20 km) |
| Allen Park to Casper (Wyoming) | 1,173.29 mi (1,888.23 km) |
| Allen Park to Casselberry (Florida) | 945.39 mi (1,521.46 km) |
| Allen Park to Castaic (California) | 1,976.87 mi (3,181.47 km) |
| Allen Park to Castle Pines (Colorado) | 1,145.00 mi (1,842.69 km) |
