| Birsfelden to Carlsbad (New Mexico) | 5,489.00 mi (8,833.69 km) |
| Birsfelden to Carmel (Indiana) | 4,414.94 mi (7,105.16 km) |
| Birsfelden to Carmichael (California) | 5,705.27 mi (9,181.74 km) |
| Birsfelden to Carney (Maryland) | 4,046.12 mi (6,511.60 km) |
| Birsfelden to Carnot-Moon (Pennsylvania) | 4,151.35 mi (6,680.95 km) |
| Birsfelden to Carol Stream (Illinois) | 4,403.23 mi (7,086.31 km) |
| Birsfelden to Carolina (Puerto Rico) | 4,529.65 mi (7,289.77 km) |
| Birsfelden to Carolina Forest (South Carolina) | 4,397.06 mi (7,076.39 km) |
| Birsfelden to Carpentersville (Illinois) | 4,399.97 mi (7,081.06 km) |
| Birsfelden to Carpinteria (California) | 5,898.76 mi (9,493.13 km) |
| Birsfelden to Carrboro (North Carolina) | 4,306.88 mi (6,931.26 km) |
| Birsfelden to Carroll (Iowa) | 4,649.19 mi (7,482.14 km) |
| Birsfelden to Carrollton (Georgia) | 4,668.44 mi (7,513.13 km) |
| Birsfelden to Carrollton (Texas) | 5,177.92 mi (8,333.06 km) |
| Birsfelden to Carrollwood (Florida) | 4,821.25 mi (7,759.04 km) |
