| San Lorenzo de El Escorial to Cloverly (Maryland) | 3,748.97 mi (6,033.39 km) |
| San Lorenzo de El Escorial to Clovis (California) | 5,710.37 mi (9,189.96 km) |
| San Lorenzo de El Escorial to Clovis (New Mexico) | 5,138.29 mi (8,269.28 km) |
| San Lorenzo de El Escorial to Clute (Texas) | 5,007.31 mi (8,058.49 km) |
| San Lorenzo de El Escorial to Coachella (California) | 5,725.21 mi (9,213.83 km) |
| San Lorenzo de El Escorial to Coalinga (California) | 5,769.26 mi (9,284.73 km) |
| San Lorenzo de El Escorial to Coamo (Puerto Rico) | 3,968.01 mi (6,385.89 km) |
| San Lorenzo de El Escorial to Coatesville (Pennsylvania) | 3,665.83 mi (5,899.59 km) |
| San Lorenzo de El Escorial to Cockeysville (Maryland) | 3,719.75 mi (5,986.36 km) |
| San Lorenzo de El Escorial to Cocoa (Florida) | 4,308.96 mi (6,934.60 km) |
| San Lorenzo de El Escorial to Cocoa Beach (Florida) | 4,303.74 mi (6,926.19 km) |
| San Lorenzo de El Escorial to Coconut Creek (Florida) | 4,360.22 mi (7,017.09 km) |
| San Lorenzo de El Escorial to Coeur d'Alene (Idaho) | 5,076.34 mi (8,169.58 km) |
| San Lorenzo de El Escorial to Cohoes (New York) | 3,487.08 mi (5,611.91 km) |
| San Lorenzo de El Escorial to Cold Springs (Nevada) | 5,578.45 mi (8,977.64 km) |
