| Frederick to Butzbach | 4,038.05 mi (6,498.61 km) |
| Frederick to Buxtehude | 3,990.30 mi (6,421.77 km) |
| Frederick to Cadolzburg | 4,156.09 mi (6,688.59 km) |
| Frederick to Calbe | 4,115.32 mi (6,622.97 km) |
| Frederick to Calw | 4,092.58 mi (6,586.37 km) |
| Frederick to Castrop-Rauxel | 3,952.87 mi (6,361.53 km) |
| Frederick to Celle | 4,029.17 mi (6,484.32 km) |
| Frederick to Cham | 4,234.68 mi (6,815.05 km) |
| Frederick to Chemnitz | 4,192.75 mi (6,747.58 km) |
| Frederick to Clausthal-Zellerfeld | 4,063.04 mi (6,538.83 km) |
| Frederick to Cloppenburg | 3,945.27 mi (6,349.30 km) |
| Frederick to Coburg | 4,134.50 mi (6,653.84 km) |
| Frederick to Coesfeld | 3,935.91 mi (6,334.23 km) |
| Frederick to Cologne | 3,955.64 mi (6,365.99 km) |
| Frederick to Coswig | 4,208.74 mi (6,773.32 km) |
