| Birsfelden to Cloverly (Maryland) | 4,078.89 mi (6,564.34 km) |
| Birsfelden to Clovis (California) | 5,762.55 mi (9,273.93 km) |
| Birsfelden to Clovis (New Mexico) | 5,342.36 mi (8,597.70 km) |
| Birsfelden to Clute (Texas) | 5,319.70 mi (8,561.22 km) |
| Birsfelden to Coachella (California) | 5,832.97 mi (9,387.26 km) |
| Birsfelden to Coalinga (California) | 5,821.65 mi (9,369.05 km) |
| Birsfelden to Coamo (Puerto Rico) | 4,563.57 mi (7,344.36 km) |
| Birsfelden to Coatesville (Pennsylvania) | 3,992.00 mi (6,424.51 km) |
| Birsfelden to Cockeysville (Maryland) | 4,047.35 mi (6,513.58 km) |
| Birsfelden to Cocoa (Florida) | 4,728.91 mi (7,610.45 km) |
| Birsfelden to Cocoa Beach (Florida) | 4,725.08 mi (7,604.27 km) |
| Birsfelden to Coconut Creek (Florida) | 4,803.42 mi (7,730.35 km) |
| Birsfelden to Coeur d'Alene (Idaho) | 5,057.34 mi (8,138.99 km) |
| Birsfelden to Cohoes (New York) | 3,789.46 mi (6,098.55 km) |
| Birsfelden to Cold Springs (Nevada) | 5,604.68 mi (9,019.86 km) |
