| Allen to Butzbach | 5,094.93 mi (8,199.49 km) |
| Allen to Buxtehude | 5,018.75 mi (8,076.89 km) |
| Allen to Cadolzburg | 5,214.29 mi (8,391.59 km) |
| Allen to Calbe | 5,151.25 mi (8,290.13 km) |
| Allen to Calw | 5,162.21 mi (8,307.77 km) |
| Allen to Castrop-Rauxel | 5,004.48 mi (8,053.93 km) |
| Allen to Celle | 5,063.99 mi (8,149.70 km) |
| Allen to Cham | 5,289.29 mi (8,512.29 km) |
| Allen to Chemnitz | 5,233.96 mi (8,423.24 km) |
| Allen to Clausthal-Zellerfeld | 5,104.09 mi (8,214.23 km) |
| Allen to Cloppenburg | 4,983.89 mi (8,020.80 km) |
| Allen to Coburg | 5,186.13 mi (8,346.27 km) |
| Allen to Coesfeld | 4,984.60 mi (8,021.94 km) |
| Allen to Cologne | 5,013.19 mi (8,067.94 km) |
| Allen to Coswig | 5,245.41 mi (8,441.68 km) |
