| Boone to Butzbach | 4,359.59 mi (7,016.08 km) |
| Boone to Buxtehude | 4,311.48 mi (6,938.66 km) |
| Boone to Cadolzburg | 4,477.61 mi (7,206.01 km) |
| Boone to Calbe | 4,436.73 mi (7,140.22 km) |
| Boone to Calw | 4,413.85 mi (7,103.41 km) |
| Boone to Castrop-Rauxel | 4,274.43 mi (6,879.04 km) |
| Boone to Celle | 4,350.53 mi (7,001.50 km) |
| Boone to Cham | 4,556.22 mi (7,332.53 km) |
| Boone to Chemnitz | 4,514.26 mi (7,264.99 km) |
| Boone to Clausthal-Zellerfeld | 4,384.53 mi (7,056.21 km) |
| Boone to Cloppenburg | 4,266.70 mi (6,866.58 km) |
| Boone to Coburg | 4,456.06 mi (7,171.34 km) |
| Boone to Coesfeld | 4,257.46 mi (6,851.72 km) |
| Boone to Cologne | 4,277.18 mi (6,883.46 km) |
| Boone to Coswig | 4,530.18 mi (7,290.62 km) |
