| Billdal to Butzbach | 511.18 mi (822.66 km) |
| Billdal to Buxtehude | 296.81 mi (477.67 km) |
| Billdal to Cadolzburg | 563.64 mi (907.10 km) |
| Billdal to Calbe | 392.50 mi (631.67 km) |
| Billdal to Calw | 626.63 mi (1,008.46 km) |
| Billdal to Castrop-Rauxel | 455.78 mi (733.52 km) |
| Billdal to Celle | 350.23 mi (563.65 km) |
| Billdal to Cham | 578.82 mi (931.52 km) |
| Billdal to Chemnitz | 468.06 mi (753.26 km) |
| Billdal to Clausthal-Zellerfeld | 404.28 mi (650.62 km) |
| Billdal to Cloppenburg | 360.94 mi (580.88 km) |
| Billdal to Coburg | 507.04 mi (816.00 km) |
| Billdal to Coesfeld | 432.87 mi (696.64 km) |
| Billdal to Cologne | 500.99 mi (806.27 km) |
| Billdal to Coswig | 450.54 mi (725.07 km) |
