| Richardson to Butzbach | 5,103.54 mi (8,213.35 km) |
| Richardson to Buxtehude | 5,027.58 mi (8,091.12 km) |
| Richardson to Cadolzburg | 5,222.90 mi (8,405.44 km) |
| Richardson to Calbe | 5,160.04 mi (8,304.28 km) |
| Richardson to Calw | 5,170.71 mi (8,321.45 km) |
| Richardson to Castrop-Rauxel | 5,013.13 mi (8,067.86 km) |
| Richardson to Celle | 5,072.78 mi (8,163.85 km) |
| Richardson to Cham | 5,297.94 mi (8,526.21 km) |
| Richardson to Chemnitz | 5,242.71 mi (8,437.33 km) |
| Richardson to Clausthal-Zellerfeld | 5,112.83 mi (8,228.31 km) |
| Richardson to Cloppenburg | 4,992.65 mi (8,034.89 km) |
| Richardson to Coburg | 5,194.79 mi (8,360.21 km) |
| Richardson to Coesfeld | 4,993.28 mi (8,035.91 km) |
| Richardson to Cologne | 5,021.79 mi (8,081.79 km) |
| Richardson to Coswig | 5,254.21 mi (8,455.83 km) |
