| Sankt Augustin to Cloverly (Maryland) | 3,968.13 mi (6,386.08 km) |
| Sankt Augustin to Clovis (California) | 5,579.94 mi (8,980.05 km) |
| Sankt Augustin to Clovis (New Mexico) | 5,191.84 mi (8,355.47 km) |
| Sankt Augustin to Clute (Texas) | 5,196.18 mi (8,362.44 km) |
| Sankt Augustin to Coachella (California) | 5,660.14 mi (9,109.12 km) |
| Sankt Augustin to Coalinga (California) | 5,638.87 mi (9,074.88 km) |
| Sankt Augustin to Coamo (Puerto Rico) | 4,543.40 mi (7,311.90 km) |
| Sankt Augustin to Coatesville (Pennsylvania) | 3,880.86 mi (6,245.63 km) |
| Sankt Augustin to Cockeysville (Maryland) | 3,936.18 mi (6,334.66 km) |
| Sankt Augustin to Cocoa (Florida) | 4,640.67 mi (7,468.44 km) |
| Sankt Augustin to Cocoa Beach (Florida) | 4,637.31 mi (7,463.03 km) |
| Sankt Augustin to Coconut Creek (Florida) | 4,722.33 mi (7,599.86 km) |
| Sankt Augustin to Coeur d'Alene (Idaho) | 4,865.68 mi (7,830.56 km) |
| Sankt Augustin to Cohoes (New York) | 3,673.38 mi (5,911.73 km) |
| Sankt Augustin to Cold Springs (Nevada) | 5,418.29 mi (8,719.89 km) |
